What does dilate mean?

Definitions for dilate
daɪˈleɪt, dɪ-, ˈdaɪ leɪtdi·late

This dictionary definitions page includes all the possible meanings, example usage and translations of the word dilate.

Princeton's WordNet

  1. dilate, distendverb

    become wider

    "His pupils were dilated"

  2. elaborate, lucubrate, expatiate, exposit, enlarge, flesh out, expand, expound, dilateverb

    add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing

    "She elaborated on the main ideas in her dissertation"


  1. dilateverb

    To enlarge; to make bigger.

    The eye doctor put drops in my eye to dilate the pupil so he could see the nerve better.

  2. dilateverb

    To become wider or larger; to expand.

  3. Etymology: From Old (and modern) French dilater, from Latin dilatare ‘spread out’, from di- + latus ‘wide’.

Samuel Johnson's Dictionary

  1. To DILATEverb

    Etymology: dilato, Latin.

    But ye thereby much greater glory gate,
    Than had ye sorted with a prince’s peer;
    For now your light doth more itself dilate,
    And in my darkness greater doth appear. Edmund Spenser.

    Satan alarm’d,
    Collecting all his might, dilated stood,
    Like Teneriff, or Atlas, unremov’d. John Milton, Paradise Lost.

    Opener of mine eyes,
    Dim erst; dilated spirits, ampler heart,
    And growing up to godhead: which for thee
    Chiefly I sought; without thee, can despise. John Milton, Pa. Lost.

    Through all the air his sounding strings dilate
    Sorrow, like that which touch’d our hearts of late. Edmund Waller.

    Diffus’d, it rises in a higher sphere;
    Dilates its drops, and softens into air. Matthew Prior.

    I mark the various fury of the winds;
    These neither seasons guide, nor order binds:
    They now dilate, and now contract their force;
    Various their speed, but endless is their course. Matthew Prior.

    The second refraction would spread the rays one way as much as the first doth another, and so dilate the image in breadth as much as the first doth in length. Isaac Newton, Opt.

    But he would not endure that woful theam
    For to dilate at large; but urged sore,
    With piercing words, and pitiful implore,
    Him hasty to arise. Fairy Queen, b. ii. cant.
    5. stan. 37.

    I observing,
    Took once a pliant hour, and found good means
    To draw from her a prayer of earnest heart,
    That I would all my pilgrimage dilate,
    Whereof by parcels she had something heard,
    But not distinctively. William Shakespeare, Othello.

  2. To Dilateverb

    His heart dilates and glories in his strength. Addison.

    It may be behoveful for princes, in matters of grace, to transact the same publickly, and by themselves; or their ministers to dilate upon it, and improve their lustre, by any addition or eloquence of speech. Edward Hyde.


  1. dilate

    To dilate generally means to make or become wider, larger, or more open. It is typically used to refer to the expansion or stretching of an object or body part, such as the pupil of the eye or blood vessels. In geometry, it refers to the resizing of an object without changing its shape.

Webster Dictionary

  1. Dilateverb

    to expand; to distend; to enlarge or extend in all directions; to swell; -- opposed to contract; as, the air dilates the lungs; air is dilated by increase of heat

  2. Dilateverb

    to enlarge upon; to relate at large; to tell copiously or diffusely

  3. Dilateverb

    to grow wide; to expand; to swell or extend in all directions

  4. Dilateverb

    to speak largely and copiously; to dwell in narration; to enlarge; -- with on or upon

  5. Dilateadjective

    extensive; expanded


  1. Dilate

    Dilate is the seventh studio album by singer-songwriter Ani DiFranco, released in 1996. Dilate is her highest-selling and most critically acclaimed record, with U.S. sales of over 480,000 units according to SoundScan. In 2011, Slant Magazine placed the album at #67 on its list of "The 100 Best Albums of 1990s".

Chambers 20th Century Dictionary

  1. Dilate

    di-lāt′, v.t. to spread out in all directions: to enlarge: the opposite of contract.—v.i. to widen: to swell out: to speak at length.—ns. Dilātabil′ity, Dilāt′ancy, Dilatā′tion, Dilā′tion, expansion.—adjs. Dilāt′able, that may be dilated or expanded; Dilā′tant.—ns. Dī′latātor, Dilāt′or, Dilāt′er.—adj. Dilāt′ive. [L. dilatus (used as pa.p. of differre), from di (= dis), apart, and latus, borne.]

Matched Categories

Anagrams for dilate »

  1. tailed

  2. detail

  3. dietal

  4. edital

How to pronounce dilate?

How to say dilate in sign language?


  1. Chaldean Numerology

    The numerical value of dilate in Chaldean Numerology is: 9

  2. Pythagorean Numerology

    The numerical value of dilate in Pythagorean Numerology is: 6

Examples of dilate in a Sentence

  1. Andrew Holzman:

    If you use the drops on a regular basis, your body will adapt to the drops, then when you stop, you end up getting a rebound effect where your blood vessels dilate and your eyes start to look red.

  2. Ron Blankstein:

    The penile artery that delivers the blood flow to the penis is a much smaller diameter, and it's the smaller blood vessels which show the first signs of disease, they are unable to dilate and deliver sufficient blood flow.

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Translations for dilate

From our Multilingual Translation Dictionary

  • разтварям, разширявам се, разпростирам се, разширявамBulgarian
  • dilatar, dilatarseSpanish
  • laajentaa, laajentua, laajetaFinnish
  • se dilater, dilaterFrench
  • dilatarIdo
  • dilatatie, uitzettenDutch
  • rozszerzaćPolish
  • dilatar, expandirPortuguese

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"dilate." Definitions.net. STANDS4 LLC, 2023. Web. 28 Nov. 2023. <https://www.definitions.net/definition/dilate>.

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    come up with (an idea, plan, explanation, theory, or principle) after a mental effort
    • A. excogitate
    • B. abet
    • C. caddie
    • D. descant

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