PYROBORIC

Etymology

Adjective

pyroboric (not comparable)

Of or relating to pyroboric acid or its derivatives.

Source: Wiktionary


Pyr`o*bo"ric, a. Etym: [Pyro- + boric.] (Chem.)

Definition: Pertaining to derived from, or designating, an acid, H2B4O7 (called also tetraboric acid), which is the acid ingredient of ordinary borax, and is obtained by heating boric acid.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

4 July 2025

HARD

(adverb) to the full extent possible; all the way; “hard alee”; “the ship went hard astern”; “swung the wheel hard left”


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