clear as crystal

adjective

Entirely transparent.

Similar
crystal clear
OriginMiddle English clere as cristel →
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Meanings

adjectiveclear as crystal (not comparable)
  1. not comparablesimileEntirely transparent.
  2. not comparablesimileEasily understandable.

    Synonyms: crystal clear

Synonyms & antonyms

adjectiveEasily understandable.

Similar
crystal clear
Also see
clearcolourlesscrystal clearpellucidperspicuoustransparent

Origin

  1. Middle Englishclere as cristel
  2. Middle Englishclere as cristel
  3. Englishclear as crystal

Inherited from Middle English clere as cristel.

More words from Middle English

Full word history & related roots →

Translations

Finnish kristallinkirkas, kristallinkirkas
  • kristallinkirkastransparent
  • kristallinkirkasunderstandable
Cite this entry
APA

clear as crystal. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/clear%20as%20crystal

MLA

“clear as crystal.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/clear%20as%20crystal. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “clear as crystal,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/clear%20as%20crystal.

Source: clear as crystal on Wiktionary, CC BY-SA 4.0.