Definition of "crystal clear" in English

Adjective

1. Completely clear (in various senses).

   • Reread through the manual until the instructions are crystal clear in your head.
   • The picture on this TV is crystal clear – you can see every grain of sand!

2. Without ambiguity or doubt; completely understood.

   • Reread through the manual until the instructions are crystal clear in your head.

3. Visually clear, a sharp image, of high acuity.

   • The picture on this TV is crystal clear – you can see every grain of sand!

4. Very translucent or transparent.

5. Having no clouds.

6. Aurally clear.