clear and transparent; limpid

So clear that you can see all the way to the bottom, usually describing water.

transparently clear; limpid; bright and clean

bright and limpid; transparent; clear and crystalline

thorough; complete; through and through

to make a thorough investigation or probe, especially into a legal case or specific incident

To come to understand something completely; to realize or awaken to a truth fully.

To come to a complete and profound understanding; a state of great enlightenment or sudden revelation.

to change completely in appearance or outlook

clear and transparent; to understand a matter thoroughly

clear enough to see the bottom; used to describe a body of water

penetrating; thorough; incisive; clear and transparent