Hypertext Webster Gateway: "monobasic"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Monobasic \Mon`o*ba"sic\, a. [Mono- + basic.] (Chem.)
Capable of being neutralized by a univalent base or basic
radical; having but one acid hydrogen atom to be replaced; --
said of acids; as, acetic, nitric, and hydrochloric acids are
monobasic.
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