Associations to the word «Pleochroism»

Wiktionary

PLEOCHROISM, noun. (physics) The optical phenomenon in some colored, transparent crystals (such as tourmaline) in which the color is different in different directions.

Dictionary definition

PLEOCHROISM, noun. The phenomenon of different colors appearing when certain crystals are viewed from different directions.

Wise words

The short words are best, and the old words are the best of all.
Winston Churchill