"arcus" meaning in English

See arcus in All languages combined, or Wiktionary

Noun

IPA: /ˈɑɹkəs/ [General-American], /ˈɑːkəs/ [Received-Pronunciation] Audio: LL-Q1860 (eng)-Vealhurl-arcus.wav Forms: arcus [plural]
Etymology: Borrowed from Latin arcus. Doublet of arc and arco. Distantly related to arrow. Etymology templates: {{bor|en|la|arcus}} Latin arcus, {{doublet|en|arc|arco}} Doublet of arc and arco Head templates: {{en-noun|*}} arcus (plural arcus)
  1. (medicine) A white band of cholesterol that forms at the edge of the cornea Translations (a white band of cholesterol that forms at the edge of the cornea): 아르쿠스 (areukuseu) (Korean), arco [masculine] (Portuguese)
    Sense id: en-arcus-en-noun-Whv7MGtr Categories (other): Medicine Topics: medicine, sciences Disambiguation of 'a white band of cholesterol that forms at the edge of the cornea': 88 4 3 5
  2. (meteorology) A low, horizontal cloud typically forming at the leading edge of thunderstorm outflow
    Sense id: en-arcus-en-noun-Pyz0pnpl Categories (other): Meteorology, English entries with incorrect language header, Pages using etymon with no ID, Pages with 2 entries, Pages with entries, Terms with Korean translations, Terms with Portuguese translations, Clouds Disambiguation of English entries with incorrect language header: 7 20 36 37 Disambiguation of Pages using etymon with no ID: 8 21 29 29 2 9 2 Disambiguation of Pages with 2 entries: 5 21 32 32 2 5 2 Disambiguation of Pages with entries: 3 18 37 36 2 3 2 Disambiguation of Terms with Korean translations: 5 29 31 35 Disambiguation of Terms with Portuguese translations: 5 28 34 33 Disambiguation of Clouds: 19 47 15 20 Topics: climatology, meteorology, natural-sciences
  3. (entomology) An elastic band around the base of the arolium, a pad at the end of the leg of certain insects
    Sense id: en-arcus-en-noun-QpS2rvkR Categories (other): Entomology, English entries with incorrect language header, Pages using etymon with no ID, Pages with 2 entries, Pages with entries, Terms with Korean translations, Terms with Portuguese translations Disambiguation of English entries with incorrect language header: 7 20 36 37 Disambiguation of Pages using etymon with no ID: 8 21 29 29 2 9 2 Disambiguation of Pages with 2 entries: 5 21 32 32 2 5 2 Disambiguation of Pages with entries: 3 18 37 36 2 3 2 Disambiguation of Terms with Korean translations: 5 29 31 35 Disambiguation of Terms with Portuguese translations: 5 28 34 33 Topics: biology, entomology, natural-sciences
  4. (palynology) An arc-shaped band of thickened sexine extending between two apertures on a pollen grain or spore
    Sense id: en-arcus-en-noun-xSXoksI2 Categories (other): Palynology, English entries with incorrect language header, Entries with translation boxes, Pages using etymon with no ID, Pages with 2 entries, Pages with entries, Terms with Korean translations, Terms with Portuguese translations Disambiguation of English entries with incorrect language header: 7 20 36 37 Disambiguation of Entries with translation boxes: 4 13 36 46 Disambiguation of Pages using etymon with no ID: 8 21 29 29 2 9 2 Disambiguation of Pages with 2 entries: 5 21 32 32 2 5 2 Disambiguation of Pages with entries: 3 18 37 36 2 3 2 Disambiguation of Terms with Korean translations: 5 29 31 35 Disambiguation of Terms with Portuguese translations: 5 28 34 33 Topics: biology, chemistry, microbiology, natural-sciences, palynology, physical-sciences
The following are not (yet) sense-disambiguated
Related terms: arc, arcuate, arcus juvenilis, arcus inguinalis, arcus senilis

Inflected forms

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "arcus"
      },
      "expansion": "Latin arcus",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "arc",
        "3": "arco"
      },
      "expansion": "Doublet of arc and arco",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Latin arcus. Doublet of arc and arco. Distantly related to arrow.",
  "forms": [
    {
      "form": "arcus",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "arcus (plural arcus)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0 0 0",
      "word": "arc"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "arcuate"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "arcus juvenilis"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "arcus inguinalis"
    },
    {
      "_dis1": "0 0 0 0",
      "word": "arcus senilis"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A white band of cholesterol that forms at the edge of the cornea"
      ],
      "id": "en-arcus-en-noun-Whv7MGtr",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "cholesterol",
          "cholesterol"
        ],
        [
          "cornea",
          "cornea"
        ]
      ],
      "raw_glosses": [
        "(medicine) A white band of cholesterol that forms at the edge of the cornea"
      ],
      "topics": [
        "medicine",
        "sciences"
      ],
      "translations": [
        {
          "_dis1": "88 4 3 5",
          "code": "ko",
          "lang": "Korean",
          "lang_code": "ko",
          "roman": "areukuseu",
          "sense": "a white band of cholesterol that forms at the edge of the cornea",
          "word": "아르쿠스"
        },
        {
          "_dis1": "88 4 3 5",
          "code": "pt",
          "lang": "Portuguese",
          "lang_code": "pt",
          "sense": "a white band of cholesterol that forms at the edge of the cornea",
          "tags": [
            "masculine"
          ],
          "word": "arco"
        }
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Meteorology",
          "orig": "en:Meteorology",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "7 20 36 37",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "8 21 29 29 2 9 2",
          "kind": "other",
          "name": "Pages using etymon with no ID",
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          "_dis": "5 21 32 32 2 5 2",
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        {
          "_dis": "3 18 37 36 2 3 2",
          "kind": "other",
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        },
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          "_dis": "5 29 31 35",
          "kind": "other",
          "name": "Terms with Korean translations",
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        },
        {
          "_dis": "5 28 34 33",
          "kind": "other",
          "name": "Terms with Portuguese translations",
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          "source": "w+disamb"
        },
        {
          "_dis": "19 47 15 20",
          "kind": "other",
          "langcode": "en",
          "name": "Clouds",
          "orig": "en:Clouds",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A low, horizontal cloud typically forming at the leading edge of thunderstorm outflow"
      ],
      "id": "en-arcus-en-noun-Pyz0pnpl",
      "links": [
        [
          "meteorology",
          "meteorology"
        ],
        [
          "horizontal",
          "horizontal"
        ],
        [
          "cloud",
          "cloud"
        ],
        [
          "outflow",
          "outflow"
        ]
      ],
      "raw_glosses": [
        "(meteorology) A low, horizontal cloud typically forming at the leading edge of thunderstorm outflow"
      ],
      "topics": [
        "climatology",
        "meteorology",
        "natural-sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Entomology",
          "orig": "en:Entomology",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "7 20 36 37",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "8 21 29 29 2 9 2",
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 21 32 32 2 5 2",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "3 18 37 36 2 3 2",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 29 31 35",
          "kind": "other",
          "name": "Terms with Korean translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 28 34 33",
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "An elastic band around the base of the arolium, a pad at the end of the leg of certain insects"
      ],
      "id": "en-arcus-en-noun-QpS2rvkR",
      "links": [
        [
          "entomology",
          "entomology"
        ],
        [
          "arolium",
          "arolium"
        ]
      ],
      "raw_glosses": [
        "(entomology) An elastic band around the base of the arolium, a pad at the end of the leg of certain insects"
      ],
      "topics": [
        "biology",
        "entomology",
        "natural-sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Palynology",
          "orig": "en:Palynology",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "7 20 36 37",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 13 36 46",
          "kind": "other",
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          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "8 21 29 29 2 9 2",
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 21 32 32 2 5 2",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "3 18 37 36 2 3 2",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 29 31 35",
          "kind": "other",
          "name": "Terms with Korean translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 28 34 33",
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "An arc-shaped band of thickened sexine extending between two apertures on a pollen grain or spore"
      ],
      "id": "en-arcus-en-noun-xSXoksI2",
      "links": [
        [
          "palynology",
          "palynology"
        ],
        [
          "sexine",
          "sexine"
        ],
        [
          "aperture",
          "aperture"
        ]
      ],
      "raw_glosses": [
        "(palynology) An arc-shaped band of thickened sexine extending between two apertures on a pollen grain or spore"
      ],
      "topics": [
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "palynology",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑɹkəs/",
      "tags": [
        "General-American"
      ]
    },
    {
      "ipa": "/ˈɑːkəs/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-arcus.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4a/LL-Q1860_%28eng%29-Vealhurl-arcus.wav/LL-Q1860_%28eng%29-Vealhurl-arcus.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4a/LL-Q1860_%28eng%29-Vealhurl-arcus.wav/LL-Q1860_%28eng%29-Vealhurl-arcus.wav.ogg"
    }
  ],
  "word": "arcus"
}
{
  "categories": [
    "English countable nouns",
    "English doublets",
    "English entries with incorrect language header",
    "English indeclinable nouns",
    "English lemmas",
    "English nouns",
    "English nouns with irregular plurals",
    "English terms borrowed from Latin",
    "English terms derived from Latin",
    "Entries with translation boxes",
    "Pages using etymon with no ID",
    "Pages with 2 entries",
    "Pages with entries",
    "Pages with inline etymon for redlinks",
    "Terms with Korean translations",
    "Terms with Portuguese translations",
    "en:Clouds",
    "la:Archery",
    "la:Weather"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "arcus"
      },
      "expansion": "Latin arcus",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "arc",
        "3": "arco"
      },
      "expansion": "Doublet of arc and arco",
      "name": "doublet"
    }
  ],
  "etymology_text": "Borrowed from Latin arcus. Doublet of arc and arco. Distantly related to arrow.",
  "forms": [
    {
      "form": "arcus",
      "tags": [
        "plural"
      ]
    }
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  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "arcus (plural arcus)",
      "name": "en-noun"
    }
  ],
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  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "arc"
    },
    {
      "word": "arcuate"
    },
    {
      "word": "arcus juvenilis"
    },
    {
      "word": "arcus inguinalis"
    },
    {
      "word": "arcus senilis"
    }
  ],
  "senses": [
    {
      "categories": [
        "en:Medicine"
      ],
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        "A white band of cholesterol that forms at the edge of the cornea"
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "cholesterol",
          "cholesterol"
        ],
        [
          "cornea",
          "cornea"
        ]
      ],
      "raw_glosses": [
        "(medicine) A white band of cholesterol that forms at the edge of the cornea"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    },
    {
      "categories": [
        "en:Meteorology"
      ],
      "glosses": [
        "A low, horizontal cloud typically forming at the leading edge of thunderstorm outflow"
      ],
      "links": [
        [
          "meteorology",
          "meteorology"
        ],
        [
          "horizontal",
          "horizontal"
        ],
        [
          "cloud",
          "cloud"
        ],
        [
          "outflow",
          "outflow"
        ]
      ],
      "raw_glosses": [
        "(meteorology) A low, horizontal cloud typically forming at the leading edge of thunderstorm outflow"
      ],
      "topics": [
        "climatology",
        "meteorology",
        "natural-sciences"
      ]
    },
    {
      "categories": [
        "en:Entomology"
      ],
      "glosses": [
        "An elastic band around the base of the arolium, a pad at the end of the leg of certain insects"
      ],
      "links": [
        [
          "entomology",
          "entomology"
        ],
        [
          "arolium",
          "arolium"
        ]
      ],
      "raw_glosses": [
        "(entomology) An elastic band around the base of the arolium, a pad at the end of the leg of certain insects"
      ],
      "topics": [
        "biology",
        "entomology",
        "natural-sciences"
      ]
    },
    {
      "categories": [
        "en:Palynology"
      ],
      "glosses": [
        "An arc-shaped band of thickened sexine extending between two apertures on a pollen grain or spore"
      ],
      "links": [
        [
          "palynology",
          "palynology"
        ],
        [
          "sexine",
          "sexine"
        ],
        [
          "aperture",
          "aperture"
        ]
      ],
      "raw_glosses": [
        "(palynology) An arc-shaped band of thickened sexine extending between two apertures on a pollen grain or spore"
      ],
      "topics": [
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "palynology",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈɑɹkəs/",
      "tags": [
        "General-American"
      ]
    },
    {
      "ipa": "/ˈɑːkəs/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-arcus.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/4/4a/LL-Q1860_%28eng%29-Vealhurl-arcus.wav/LL-Q1860_%28eng%29-Vealhurl-arcus.wav.mp3",
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    }
  ],
  "translations": [
    {
      "code": "ko",
      "lang": "Korean",
      "lang_code": "ko",
      "roman": "areukuseu",
      "sense": "a white band of cholesterol that forms at the edge of the cornea",
      "word": "아르쿠스"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "lang_code": "pt",
      "sense": "a white band of cholesterol that forms at the edge of the cornea",
      "tags": [
        "masculine"
      ],
      "word": "arco"
    }
  ],
  "word": "arcus"
}

Download raw JSONL data for arcus meaning in English (3.7kB)


This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-01-19 from the enwiktionary dump dated 2026-01-01 using wiktextract (d1270d2 and 9905b1f). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.