trifluralin

[ trahy-floo r-uh-lin ]
/ traɪˈflʊər ə lɪn /

noun Chemistry.

a selective herbicide, C13H16F3N3O4, used to control weeds.

Origin of trifluralin

1960–65; probably triflu(o)r(omethyl)a(ni)lin(e), a chemical component; see tri-, fluoro-, methyl, aniline