pentachloronitrobenzene

[ pen-tuh-klawr-oh-nahy-troh-ben-zeen, -ben-zeen, -klohr- ]

/ ˌpɛn təˌklɔr oʊˌnaɪ troʊˈbɛn zin, -bɛnˈzin, -ˌkloʊr- /

noun Chemistry.

a crystalline compound, C6Cl5NO2, used as an herbicide and insecticide. Abbreviation: PCNB

Nearby words

pensées, pent, pent-up, pent., penta-, pentachloronitrobenzene, pentachlorophenol, pentacle, pentad, pentadactyl, pentadecagon

Origin of pentachloronitrobenzene

penta- + chloro-² + nitrobenzene

Also called terrachlor.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019