lucid

L1U1C3I1D2
/ˈl(j)uːsɪd/

adjective

Clear; easily understood.

Less commonScrabble 8

Meanings

lucid1

adjectivelucid (comparative lucider or more lucid, superlative lucidest or most lucid)

comparative lucider · comparative more lucid · superlative lucidest · superlative most lucid

  1. Clear; easily understood.

    [T]he book, constructed in short, lucid episodes, can be satisfyingly read as a sequence of provocative talks, at once well informed and vatic.

    2014 September 26, Tom Payne, “Sapiens: a Brief History of Humankind by Yuval Noah Harari, review: 'urgent questions' [print version: The story of our species, 27 September 2014, p. R32]”, in The Daily Telegraph (Review)

    Synonyms: clear

  2. Bright, luminous, translucent, or transparent.

    Pictures of growing spring and farms and homes, / With the Fourth-month eve at sundown, and the gray smoke lucid and bright, […]

    1865, Walt Whitman, “When Lilacs Last in the Dooryard Bloom’d”, in Sequel to Drum-Taps: When Lilacs Last in the Dooryard Bloom’d and other poems
    1 more example

    The atmosphere was unusually clear, as if loath to part with the daylight; but the moon, like a round of lucid snow, had risen on the sky; and a pale, soft gleam, came from the lamps amid the foliage.

    1837, L[etitia] E[lizabeth] L[andon], “The Fête”, in Ethel Churchill: Or, The Two Brides. […], volume III, London: Henry Colburn, […], →OCLC, page 57

    Synonyms: brilliant, light, glowing, clear

nounlucid (plural lucids)

plural lucids

  1. A lucid dream.

    The day before nightmare-initiated lucids, subjects reported more depressed feelings[…]

    1986, Benjamin B. Wolman, Montague Ullman, Handbook of states of consciousness, page 163

Lucid2

proper nounLucid (plural Lucids)

plural Lucids

  1. A surname from Irish.

Synonyms & antonyms

adjectiveClear; easily understood.

Similar

adjectiveMentally rational; sane.

adjectiveBright, luminous, translucent, or transparent.

More synonyms by meaning

adjective(of language) transparently clear; easily understandable

adjectivehaving a clear mind

Similar

adjectivecapable of thinking and expressing yourself in a clear and consistent manner

adjectivetransmitting light; able to be seen through with clarity

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

lucid · adjective, noun

  1. Proto-Indo-European*lewk-
  2. Proto-Indo-European*lowkéyeti
  3. Proto-Italic*loukeō
  4. Proto-Indo-European*lewk-
  5. Proto-Indo-European*lukéh₁yeti
  6. Proto-Italic*l(o)ukēō?
  7. Latinlūceō
  8. Proto-Indo-European*dʰeh₁-
  9. Latinlūcidus
  10. Englishlucid

Latin lucidus, from lūceō (“shine”) + -idus.

Full word history & related roots →

Lucid · proper noun

Perhaps a variant of Lucey.

Full word history & related roots →

Translations

Bulgarian ясен, разбираем
  • ясен (jasen)clear; easily understood
  • разбираем (razbiraem)clear; easily understood
  • светъл (svetăl)bright, luminous, translucent or transparent
  • блестящ (blestjašt)bright, luminous, translucent or transparent
Catalan lúcid, lúcid
  • lúcidclear; easily understood
  • lúcidmentally rational; sane
  • lúcidbright, luminous, translucent or transparent
Chinese Mandarin 清楚, 易懂
  • 清楚 (qīngchǔ)clear; easily understood
  • 易懂 (yìdǒng)clear; easily understood
  • 清晰 (qīngxī)clear; easily understood
  • 清楚 (qīngchǔ)mentally rational; sane
  • 清明 (qīngmíng)mentally rational; sane
  • 清澈 (qīngchè)bright, luminous, translucent or transparent
  • 透明 (tòumíng)bright, luminous, translucent or transparent
Dutch lucide
  • lucideclear; easily understood
Finnish selvä, selkeä
  • selväclear; easily understood
  • selkeäclear; easily understood
  • selväpäinenmentally rational; sane
  • selkeä-älyinenmentally rational; sane
  • selkeäbright, luminous, translucent or transparent
  • kirkasbright, luminous, translucent or transparent
  • läpikuultavabright, luminous, translucent or transparent
  • läpinäkyväbright, luminous, translucent or transparent
French clair, claire
  • clairclear; easily understood
  • claireclear; easily understood
  • lucidementally rational; sane
German klar, übersichtlich
  • klarclear; easily understood
  • übersichtlichclear; easily understood
  • verständlichclear; easily understood
  • einleuchtendclear; easily understood
  • luzidclear; easily understood
  • deutlichclear; easily understood
  • rationalmentally rational; sane
  • verständigmentally rational; sane
  • klarmentally rational; sane
  • brillantmentally rational; sane
  • bei Verstandmentally rational; sane
  • hellbright, luminous, translucent or transparent
Hungarian világos, érthető
  • világosclear; easily understood
  • érthetőclear; easily understood
  • áttekinthetőclear; easily understood
  • értelmesclear; easily understood
  • tisztaclear; easily understood
  • világosmentally rational; sane
  • tisztamentally rational; sane
  • fényesbright, luminous, translucent or transparent
  • ragyogóbright, luminous, translucent or transparent
  • csillogóbright, luminous, translucent or transparent
  • tündöklőbright, luminous, translucent or transparent
Irish glé, meabhrach
  • gléclear; easily understood
  • meabhrachmentally rational; sane
Latin lūcidus
  • lūcidusclear; easily understood
Māori mārama, ariroa
  • māramaclear; easily understood
  • ariroaclear; easily understood
Polish jasny, klarowny
  • jasnyclear; easily understood
  • klarownyclear; easily understood
  • przejrzystyclear; easily understood
Portuguese lúcido, lúcido
  • lúcidoclear; easily understood
  • lúcidomentally rational; sane
  • lúcidobright, luminous, translucent or transparent
Russian я́сный, поня́тный
  • я́сный (jásnyj)clear; easily understood
  • поня́тный (ponjátnyj)clear; easily understood
  • разу́мный (razúmnyj)mentally rational; sane
  • рациона́льный (racionálʹnyj)mentally rational; sane
  • све́тлый (svétlyj)bright, luminous, translucent or transparent
  • я́сный (jásnyj)bright, luminous, translucent or transparent
Spanish lúcido, lúcido
  • lúcidoclear; easily understood
  • lúcidomentally rational; sane
  • lucidobright, luminous, translucent or transparent
  • brillantebright, luminous, translucent or transparent
Turkish açık seçik
  • açık seçikclear; easily understood
Ukrainian ясний, зрозумілий
  • ясний (jasnyj)clear; easily understood
  • зрозумілий (zrozumilyj)clear; easily understood
  • розумний (rozumnyj)mentally rational; sane
  • раціональний (racionalʹnyj)mentally rational; sane
  • з ясним розумом (z jasnym rozumom)mentally rational; sane
  • світлий (svitlyj)bright, luminous, translucent or transparent
  • ясний (jasnyj)bright, luminous, translucent or transparent

Rhymes & wordplay

Rhymes with lucid

All rhymes →

Anagrams

Cite this entry
APA

lucid. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/lucid

MLA

“lucid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/lucid. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “lucid,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/lucid.

Source: lucid on Wiktionary, CC BY-SA 4.0.