crystal clear

adjective

: perfectly or transparently clear

crystal clear water

her directions were crystal clear

Synonyms of crystal clear

• crystal
• clear
• transparent
• liquid

Examples of crystal clear in a Sentence

“Was my request clear?” “Yes, crystal clear.”

Eventually it became crystal clear that something had to change.

Recent Examples on the Web

Under a crystal clear sky, low temperatures will bottom out in the lower to middle 30s along with light winds. — Cutter Martin, CBS News, 21 Oct. 2026

The composition of these jets isn’t crystal clear, but scientists suspect electrons, positrons (the antimatter versions of electrons) and perhaps protons are pulled along swirling magnetic lines before being sent out from the black hole’s poles. — Robin George Andrews, Scientific American, 20 Oct. 2026

Everything’s crystal clear about what we’re supposed to do, what our role is since Day 1. — Eric Sondheimer, Los Angeles Times, 7 Oct. 2026

Read More Significantly smaller and lighter than their predecessors, the Pixel Buds Pro 2 also offer stronger noise cancellation, a crystal clear transparency mode, and lengthy battery life. — Brad Bourque, The Verge, 6 Oct. 2026

Word History

First Known Use

circa 1528, in the meaning defined above

Rhymes for crystal clear

• auctioneer
• bandelier
• belvedere
• bombardier
• brigadier
• buccaneer
• cavalier
• chandelier
• chanticleer
• chevalier
• commandeer
• disappear