Display virtual keyboard interface

Associations to the word «Quadrivalent»

Wiktionary

QUADRIVALENT, adjective. (chemistry) Having a valence of four.
QUADRIVALENT, noun. (genetics) Any quadrivalent chromosome.

Wise words

Too often we underestimate the power of a touch, a smile, a kind word, a listening ear, an honest compliment, or the smallest act of caring, all of which have the potential to turn a life around.
Leo Buscaglia