"virtual focus" meaning in English

See virtual focus in All languages combined, or Wiktionary

Noun

Forms: virtual foci [plural], virtual focuses [plural], virtual focusses [plural]
Head templates: {{en-noun|~|virtual foci|+|virtual focusses}} virtual focus (countable and uncountable, plural virtual foci or virtual focuses or virtual focusses)
  1. (optics) A point from which light or other radiation apparently emanates, such as in the virtual image produced by a plane mirror. Tags: countable, uncountable Categories (topical): Optics Translations (point from which light, etc., apparently emanates): valepolttopiste (Finnish), focar virtual [neuter] (Romanian)
    Sense id: en-virtual_focus-en-noun-VPn9t607 Categories (other): English entries with incorrect language header Topics: engineering, natural-sciences, optics, physical-sciences, physics

Inflected forms

Download JSON data for virtual focus meaning in English (1.8kB)

{
  "forms": [
    {
      "form": "virtual foci",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "virtual focuses",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "virtual focusses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~",
        "2": "virtual foci",
        "3": "+",
        "4": "virtual focusses"
      },
      "expansion": "virtual focus (countable and uncountable, plural virtual foci or virtual focuses or virtual focusses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Optics",
          "orig": "en:Optics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A point from which light or other radiation apparently emanates, such as in the virtual image produced by a plane mirror."
      ],
      "id": "en-virtual_focus-en-noun-VPn9t607",
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "point",
          "point#Noun"
        ],
        [
          "light",
          "light#Noun"
        ],
        [
          "radiation",
          "radiation"
        ],
        [
          "apparently",
          "apparently"
        ],
        [
          "emanate",
          "emanate"
        ],
        [
          "virtual image",
          "virtual image"
        ],
        [
          "produced",
          "produce#Verb"
        ],
        [
          "plane",
          "plane#Adjective"
        ],
        [
          "mirror",
          "mirror#Noun"
        ]
      ],
      "raw_glosses": [
        "(optics) A point from which light or other radiation apparently emanates, such as in the virtual image produced by a plane mirror."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "point from which light, etc., apparently emanates",
          "word": "valepolttopiste"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "point from which light, etc., apparently emanates",
          "tags": [
            "neuter"
          ],
          "word": "focar virtual"
        }
      ]
    }
  ],
  "word": "virtual focus"
}
{
  "forms": [
    {
      "form": "virtual foci",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "virtual focuses",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "virtual focusses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~",
        "2": "virtual foci",
        "3": "+",
        "4": "virtual focusses"
      },
      "expansion": "virtual focus (countable and uncountable, plural virtual foci or virtual focuses or virtual focusses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "en:Optics"
      ],
      "glosses": [
        "A point from which light or other radiation apparently emanates, such as in the virtual image produced by a plane mirror."
      ],
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "point",
          "point#Noun"
        ],
        [
          "light",
          "light#Noun"
        ],
        [
          "radiation",
          "radiation"
        ],
        [
          "apparently",
          "apparently"
        ],
        [
          "emanate",
          "emanate"
        ],
        [
          "virtual image",
          "virtual image"
        ],
        [
          "produced",
          "produce#Verb"
        ],
        [
          "plane",
          "plane#Adjective"
        ],
        [
          "mirror",
          "mirror#Noun"
        ]
      ],
      "raw_glosses": [
        "(optics) A point from which light or other radiation apparently emanates, such as in the virtual image produced by a plane mirror."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "point from which light, etc., apparently emanates",
      "word": "valepolttopiste"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "point from which light, etc., apparently emanates",
      "tags": [
        "neuter"
      ],
      "word": "focar virtual"
    }
  ],
  "word": "virtual focus"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-04-30 from the enwiktionary dump dated 2024-04-21 using wiktextract (210104c and c9440ce). 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.