tribasic

[ trahy-bey-sik ]
/ traɪˈbeɪ sɪk /

adjective Chemistry.

(of an acid) having three atoms of hydrogen replaceable by basic atoms or groups.
containing three atoms or groups, each having a valence of one, as tribasic sodium phosphate, Na3PO4.

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Origin of tribasic

First recorded in 1830–40; tri- + basic

OTHER WORDS FROM tribasic

tri·ba·sic·i·ty [trahy-bey-sis-i-tee], /ˌtraɪ beɪˈsɪs ɪ ti/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for tribasic

British Dictionary definitions for tribasic

tribasic
/ (traɪˈbeɪsɪk) /

adjective

(of an acid) containing three replaceable hydrogen atoms in the molecule
(of a molecule) containing three monovalent basic atoms or groups in the molecule
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for tribasic

tribasic
[ trī-bāsĭk ]

adj.

Relating to an acid containing three replaceable hydrogen atoms per molecule.
Relating to a base or salt containing three univalent basic atoms or radicals per molecule.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.