"chiasma" meaning in English

See chiasma in All languages combined, or Wiktionary

Noun

IPA: /kaɪˈæzmə/ [UK] Forms: chiasmas [plural], chiasmata [plural], chiasm [alternative]
Etymology: Modern Latin, from Ancient Greek χίασμα (khíasma), from χιάζω (khiázō, “to mark with the letter chi, χ”). Etymology templates: {{der|en|la|-}} Latin, {{cog|grc|χίασμα}} Ancient Greek χίασμα (khíasma) Head templates: {{en-noun|s|chiasmata}} chiasma (plural chiasmas or chiasmata)
  1. (anatomy) A crossing of two nerves, ligaments etc.
    Sense id: en-chiasma-en-noun-lf1odE2q Categories (other): Anatomy Topics: anatomy, medicine, sciences
  2. (genetics, cytology) The contact point between the two chromatids of a chromosome during meiosis. Translations (the contact point between the two chromatids of a chromosome during meiosis): kiazma (Hungarian), کیازما (kiyâzmâ) (Persian), چلیپا (čalipâ) (Persian), quiasma [masculine] (Spanish), sulingkap (Tagalog)
    Sense id: en-chiasma-en-noun-9vAGZZOk Categories (other): Cytology, Genetics Topics: biology, cytology, genetics, medicine, natural-sciences, sciences Disambiguation of 'the contact point between the two chromatids of a chromosome during meiosis': 3 95 2
  3. (uncommon) An instance of chiasmus. Tags: uncommon
    Sense id: en-chiasma-en-noun-Aq-OjwFv Categories (other): English entries with incorrect language header, Entries with translation boxes, Pages with 3 entries, Pages with entries, Terms with Hungarian translations, Terms with Persian translations, Terms with Spanish translations, Terms with Tagalog translations Disambiguation of English entries with incorrect language header: 25 26 49 Disambiguation of Entries with translation boxes: 15 14 71 Disambiguation of Pages with 3 entries: 34 20 46 Disambiguation of Pages with entries: 23 24 53 Disambiguation of Terms with Hungarian translations: 22 20 58 Disambiguation of Terms with Persian translations: 27 15 59 Disambiguation of Terms with Spanish translations: 18 16 67 Disambiguation of Terms with Tagalog translations: 23 15 62
The following are not (yet) sense-disambiguated
Derived forms: optic chiasma, prechiasmal Related terms: chiasmus

Inflected forms

Alternative forms

{
  "derived": [
    {
      "_dis1": "0 0 0",
      "word": "optic chiasma"
    },
    {
      "_dis1": "0 0 0",
      "word": "prechiasmal"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "-"
      },
      "expansion": "Latin",
      "name": "der"
    },
    {
      "args": {
        "1": "grc",
        "2": "χίασμα"
      },
      "expansion": "Ancient Greek χίασμα (khíasma)",
      "name": "cog"
    }
  ],
  "etymology_text": "Modern Latin, from Ancient Greek χίασμα (khíasma), from χιάζω (khiázō, “to mark with the letter chi, χ”).",
  "forms": [
    {
      "form": "chiasmas",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "chiasmata",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "chiasm",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "chiasmata"
      },
      "expansion": "chiasma (plural chiasmas or chiasmata)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0 0",
      "word": "chiasmus"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Anatomy",
          "orig": "en:Anatomy",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A crossing of two nerves, ligaments etc."
      ],
      "id": "en-chiasma-en-noun-lf1odE2q",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "crossing",
          "crossing"
        ],
        [
          "nerve",
          "nerve"
        ],
        [
          "ligament",
          "ligament"
        ]
      ],
      "raw_glosses": [
        "(anatomy) A crossing of two nerves, ligaments etc."
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Cytology",
          "orig": "en:Cytology",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Genetics",
          "orig": "en:Genetics",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "The contact point between the two chromatids of a chromosome during meiosis."
      ],
      "id": "en-chiasma-en-noun-9vAGZZOk",
      "links": [
        [
          "genetics",
          "genetics"
        ],
        [
          "cytology",
          "cytology"
        ],
        [
          "contact",
          "contact"
        ],
        [
          "point",
          "point"
        ],
        [
          "chromatid",
          "chromatid"
        ],
        [
          "chromosome",
          "chromosome"
        ],
        [
          "meiosis",
          "meiosis"
        ]
      ],
      "raw_glosses": [
        "(genetics, cytology) The contact point between the two chromatids of a chromosome during meiosis."
      ],
      "topics": [
        "biology",
        "cytology",
        "genetics",
        "medicine",
        "natural-sciences",
        "sciences"
      ],
      "translations": [
        {
          "_dis1": "3 95 2",
          "code": "hu",
          "lang": "Hungarian",
          "sense": "the contact point between the two chromatids of a chromosome during meiosis",
          "word": "kiazma"
        },
        {
          "_dis1": "3 95 2",
          "code": "fa",
          "lang": "Persian",
          "roman": "kiyâzmâ",
          "sense": "the contact point between the two chromatids of a chromosome during meiosis",
          "word": "کیازما"
        },
        {
          "_dis1": "3 95 2",
          "code": "fa",
          "lang": "Persian",
          "roman": "čalipâ",
          "sense": "the contact point between the two chromatids of a chromosome during meiosis",
          "word": "چلیپا"
        },
        {
          "_dis1": "3 95 2",
          "code": "es",
          "lang": "Spanish",
          "sense": "the contact point between the two chromatids of a chromosome during meiosis",
          "tags": [
            "masculine"
          ],
          "word": "quiasma"
        },
        {
          "_dis1": "3 95 2",
          "code": "tl",
          "lang": "Tagalog",
          "sense": "the contact point between the two chromatids of a chromosome during meiosis",
          "word": "sulingkap"
        }
      ]
    },
    {
      "categories": [
        {
          "_dis": "25 26 49",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "15 14 71",
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "34 20 46",
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "23 24 53",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 20 58",
          "kind": "other",
          "name": "Terms with Hungarian translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "27 15 59",
          "kind": "other",
          "name": "Terms with Persian translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "18 16 67",
          "kind": "other",
          "name": "Terms with Spanish translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "23 15 62",
          "kind": "other",
          "name": "Terms with Tagalog translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "An instance of chiasmus."
      ],
      "id": "en-chiasma-en-noun-Aq-OjwFv",
      "links": [
        [
          "chiasmus",
          "chiasmus"
        ]
      ],
      "raw_glosses": [
        "(uncommon) An instance of chiasmus."
      ],
      "tags": [
        "uncommon"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kaɪˈæzmə/",
      "tags": [
        "UK"
      ]
    }
  ],
  "wikipedia": [
    "chiasma"
  ],
  "word": "chiasma"
}
{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English nouns with irregular plurals",
    "English terms derived from Latin",
    "Entries with translation boxes",
    "Pages with 3 entries",
    "Pages with entries",
    "Terms with Hungarian translations",
    "Terms with Persian translations",
    "Terms with Spanish translations",
    "Terms with Tagalog translations"
  ],
  "derived": [
    {
      "word": "optic chiasma"
    },
    {
      "word": "prechiasmal"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "-"
      },
      "expansion": "Latin",
      "name": "der"
    },
    {
      "args": {
        "1": "grc",
        "2": "χίασμα"
      },
      "expansion": "Ancient Greek χίασμα (khíasma)",
      "name": "cog"
    }
  ],
  "etymology_text": "Modern Latin, from Ancient Greek χίασμα (khíasma), from χιάζω (khiázō, “to mark with the letter chi, χ”).",
  "forms": [
    {
      "form": "chiasmas",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "chiasmata",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "chiasm",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "chiasmata"
      },
      "expansion": "chiasma (plural chiasmas or chiasmata)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "chiasmus"
    }
  ],
  "senses": [
    {
      "categories": [
        "en:Anatomy"
      ],
      "glosses": [
        "A crossing of two nerves, ligaments etc."
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "crossing",
          "crossing"
        ],
        [
          "nerve",
          "nerve"
        ],
        [
          "ligament",
          "ligament"
        ]
      ],
      "raw_glosses": [
        "(anatomy) A crossing of two nerves, ligaments etc."
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    },
    {
      "categories": [
        "en:Cytology",
        "en:Genetics"
      ],
      "glosses": [
        "The contact point between the two chromatids of a chromosome during meiosis."
      ],
      "links": [
        [
          "genetics",
          "genetics"
        ],
        [
          "cytology",
          "cytology"
        ],
        [
          "contact",
          "contact"
        ],
        [
          "point",
          "point"
        ],
        [
          "chromatid",
          "chromatid"
        ],
        [
          "chromosome",
          "chromosome"
        ],
        [
          "meiosis",
          "meiosis"
        ]
      ],
      "raw_glosses": [
        "(genetics, cytology) The contact point between the two chromatids of a chromosome during meiosis."
      ],
      "topics": [
        "biology",
        "cytology",
        "genetics",
        "medicine",
        "natural-sciences",
        "sciences"
      ]
    },
    {
      "categories": [
        "English terms with uncommon senses"
      ],
      "glosses": [
        "An instance of chiasmus."
      ],
      "links": [
        [
          "chiasmus",
          "chiasmus"
        ]
      ],
      "raw_glosses": [
        "(uncommon) An instance of chiasmus."
      ],
      "tags": [
        "uncommon"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kaɪˈæzmə/",
      "tags": [
        "UK"
      ]
    }
  ],
  "translations": [
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "the contact point between the two chromatids of a chromosome during meiosis",
      "word": "kiazma"
    },
    {
      "code": "fa",
      "lang": "Persian",
      "roman": "kiyâzmâ",
      "sense": "the contact point between the two chromatids of a chromosome during meiosis",
      "word": "کیازما"
    },
    {
      "code": "fa",
      "lang": "Persian",
      "roman": "čalipâ",
      "sense": "the contact point between the two chromatids of a chromosome during meiosis",
      "word": "چلیپا"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "the contact point between the two chromatids of a chromosome during meiosis",
      "tags": [
        "masculine"
      ],
      "word": "quiasma"
    },
    {
      "code": "tl",
      "lang": "Tagalog",
      "sense": "the contact point between the two chromatids of a chromosome during meiosis",
      "word": "sulingkap"
    }
  ],
  "wikipedia": [
    "chiasma"
  ],
  "word": "chiasma"
}

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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-06-01 from the enwiktionary dump dated 2025-05-20 using wiktextract (3dadd05 and f1c2b61). 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.