Whitest

adjective

1. Bright and colourless; reflecting equal quantities of all frequencies of visible light.

   "Write in black ink on white paper."

2. (sometimes capitalized) Of or relating to Caucasians, people of European descent with light-coloured skin.
3. Designated for use by Caucasians.

   "white drinking fountain"

4. Relatively light or pale in colour.

   "white birch"

5. Pale or pallid, as from fear, illness, etc.