SESQUIOXIDE

Etymology

Noun

sesquioxide (plural sesquioxides)

(chemistry) Any oxide containing three oxygen atoms for every two atoms of another element.

Source: Wiktionary


Ses`qui*ox"ide, n. Etym: [Sesqui- + oxide.] (Chem.)

Definition: An oxide containing three atoms of oxygen with two atoms (or radicals) of some other substance; thus, alumina, Al2O3 is a sesquioxide.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

15 May 2025

PARSIMONIOUS

(adjective) excessively unwilling to spend; ā€œparsimonious thrift relieved by few generous impulsesā€; ā€œlived in a most penurious manner--denying himself every indulgenceā€


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