Meaning of “clear” - Learner’s Dictionary

clear

adjective us uk /klɪər/
He gave very clear directions to his house.His prose is very clear and easy to read.Were my instructions clear enough?It wasn't clear to me what we were supposed to do.Her ideas were clear and logically presented.
UNDERSTAND
HEAR/SEE

A2 easy to hear, read, or see:

These photos are very clear.
Can we make the sound any clearer?
NO DOUBT

not possible to doubt:

The evidence against him was clear.
[ + (that) ] It was clear that Leif was angry.
Ella made it clear that she didn't like James.
CERTAIN [ never before noun ]

B1 certain about something:

Are you clear about how to get there?
[ + question word ] I'm not very clear why she phoned.
NOT BLOCKED

not covered or blocked by anything:

a clear road
a clear desk
WITHOUT CLOUDS

B1 A clear sky does not have any clouds.

TRANSPARENT

A2 easy to see through:

clear water
clear glass
→ See also the coast is clear , crystal clear

(Definition of “clear adjective” from the Cambridge Learner’s Dictionary © Cambridge University Press)