"vergence" meaning in English

See vergence in All languages combined, or Wiktionary

Noun

IPA: /ˈvɜː(ɹ)dʒəns/ Forms: vergences [plural]
Rhymes: -ɜː(ɹ)dʒəns Etymology: From verge (“tend, incline”, from Latin vergere) + -ence, synonym of earlier (1660s) vergency (the equivalent of French vergence). Coined as a technical term in ophthalmology, as a hypernym of convergence and divergence, in 1902. The sense of the numeric quantity in geometric optics was introduced, from use of the term in physiological optics, in the 1920s. Etymology templates: {{m+|la|vergere}} Latin vergere, {{af|en|verge|-ence|pos1=from Latin <i class="Latn mention" lang="la">vergere</i>|t1=tend, incline}} verge (“tend, incline”, from Latin vergere) + -ence, {{m+|fr|vergence}} French vergence Head templates: {{en-noun|~}} vergence (countable and uncountable, plural vergences)
  1. (physiology) The simultaneous turning of both eyes when focusing. Tags: countable, uncountable Categories (topical): Physiology
    Sense id: en-vergence-en-noun-tA14EGnT Categories (other): English entries with incorrect language header, English terms suffixed with -ence, Pages with 2 entries, Pages with entries Disambiguation of English entries with incorrect language header: 20 36 44 Disambiguation of English terms suffixed with -ence: 30 32 38 Disambiguation of Pages with 2 entries: 15 20 23 25 6 12 Disambiguation of Pages with entries: 11 20 25 26 4 14 Topics: medicine, physiology, sciences
  2. (optics) A measure of convergence or divergence of rays. Tags: countable, uncountable Categories (topical): Optics
    Sense id: en-vergence-en-noun-oFZNIggr Categories (other): English entries with incorrect language header, English terms suffixed with -ence, Pages with 2 entries, Pages with entries Disambiguation of English entries with incorrect language header: 20 36 44 Disambiguation of English terms suffixed with -ence: 30 32 38 Disambiguation of Pages with 2 entries: 15 20 23 25 6 12 Disambiguation of Pages with entries: 11 20 25 26 4 14 Topics: engineering, natural-sciences, optics, physical-sciences, physics
  3. (geology) The direction of the overturned component of an asymmetric fold. Tags: countable, uncountable Categories (topical): Geology
    Sense id: en-vergence-en-noun-R4R0UL3u Categories (other): English entries with incorrect language header, English terms suffixed with -ence, Pages with 2 entries, Pages with entries Disambiguation of English entries with incorrect language header: 20 36 44 Disambiguation of English terms suffixed with -ence: 30 32 38 Disambiguation of Pages with 2 entries: 15 20 23 25 6 12 Disambiguation of Pages with entries: 11 20 25 26 4 14 Topics: geography, geology, natural-sciences

Inflected forms

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          "text": "1947 Benjamin King Johnson, Optics and Optical Instruments: An Introduction with Special Reference to Practical Applications, Courier Corporation (1960 [1947]), p. 152.\n\"Ample movement between the source and condenser should be available in order to allow for a variation in the vergence of the light leaving the condenser\""
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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 2025-03-26 from the enwiktionary dump dated 2025-03-21 using wiktextract (fef8596 and 633533e). 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.