- crystal clear
- 1) ADJ Water that is crystal clear is absolutely clear and transparent like glass.
The cliffs, lapped by a crystal-clear sea, remind her of Capri.2) ADJ: usu v-link ADJ (emphasis) If you say that a message or statement is crystal clear, you are emphasizing that it is very easy to understand.
The message is crystal clear - if you lose weight, you will have a happier, healthier, better life...
We are not going to devalue the pound. I have made that crystal clear.
English dictionary. 2008.