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orthophthalic acid

American

[awr-thuh-thal-ik, -thuhf-thal-] / ˌɔr θəˈθæl ɪk, -θəfˈθæl- /

noun

Chemistry.

phthalic acid1

Etymology

Origin of orthophthalic acid

ortho- + phthalic acid

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.