Etymograph

English

triprotic

From tri- + protic.

Formed from tri- + protic

Proto-Indo-European *tri- ‘three, threefold’

Proto-Italic *tri- ‘three, tri-’

English tri-

Today it means

adj Tending to donate three hydrogen ions (H⁺) in solution.

Language periods are conventional ranges, not dates for this word.

Etymograph / triprotic