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diphenylacetylene

American

[dahy-fen-l-uh-set-l-een, -feen-] / daɪˈfɛn l əˈsɛt lˌin, -ˈfin- /

noun

Chemistry.

tolan.

Etymology

Origin of diphenylacetylene

diphenyl + acetylene

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.