crystal clear

Utterly without ambiguity

Crystal clear means perfectly transparent or completely understandable.

Water can be crystal clear, with nothing clouding it.

Instructions or explanations are crystal clear when they leave no room for confusion: Let me be crystal clear: this behavior will not be tolerated.

The phrase emphasizes absolute clarity, often with a note of insistence.

obvious

unmistakable

Impossible to misidentify

evident · apparent · self-evident · explicit · manifest · patent · distinct · straightforward · blatant · glaring

transparent

pristine

Pure and untouched

pellucid · translucent · see-through · unclouded · pure · shimmering · immaculate · spotless · unblemished · vitreous

Categories
Opposites
visual clarity/transparency

crystal clearmurky

Dark and unclear

opaque · cloudy · muddy · turbid · hazy

comprehensibility/intelligibility

crystal clearincomprehensible

Impossible to understand

unintelligible · confusing · unclear · vague · clear as mud

certainty/obviousness

crystal clearuncertain

Not firmly known

doubtful · questionable · ambiguous · debatable · unclear

Family

clear, crystal, clarity, crystallize, crystalline, crystallization, crystallized, crystallizes, crystallizing

Familiarity
Top 10,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Positive · Everyday, not technical · Rated G