Associations to the word «Quadrivalent»
Wiktionary
QUADRIVALENT, adjective. (chemistry) Having a valence of four.
QUADRIVALENT, noun. (genetics) Any quadrivalent chromosome.
Wise words
Occasionally in life there are those moments of unutterable
fulfillment which cannot be completely explained by those
symbols called words. Their meanings can only be articulated
by the inaudible language of the heart.