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trichlorophenoxyacetic acid

[ trahy-klawr-oh-fuh-nok-see-uh-see-tik, -set-ik, -klohr-, -klawr-, -klohr- ]
/ traɪˈklɔr oʊ fəˌnɒk si əˈsi tɪk, -ˈsɛt ɪk, -ˈkloʊr-, -ˌklɔr-, -ˌkloʊr- /

noun Chemistry.

a light-tan, water-insoluble solid, C8H5Cl3O3, used chiefly for killing weeds.

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Also called 2,4,5-T .

Origin of trichlorophenoxyacetic acid

tri- + chloro-2 + phen(o)- + oxy-2 + acetic acid

Words nearby trichlorophenoxyacetic acid

trichloroethylene, trichlorofluoromethane, trichloromethane, trichloromethyl chloroformate, trichloronitromethane, trichlorophenoxyacetic acid, tricho-, trichobezoar, trichoclasia, trichocyst, trichodiscoma
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for trichlorophenoxyacetic acid

trichlorophenoxyacetic acid
/ (traɪˈklɔːrəʊfəˌnɒksɪəˈsiːtɪk) /

noun

an insoluble crystalline solid; 2,4,5-trichlorophenoxyacetic acid. It is a plant hormone and is used as a weedkiller. Formula: C 8 H 5 Cl 3 O 3Also called: 2,4,5-T
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012