# organophosphate

Pronunciation: US say "or-gan-oh-FAHS-fayt" /ɔɹˌɡænoʊˈfɑsfeɪt/; UK say "aw-gan-oh-FOS-fayt" /ɔːˌɡænəʊˈfɒsfeɪt/

## Noun

1. An ester of phosphoric acid or one of its derivatives, especially a compound used as an insecticide or weed killer.
   - Simple: A type of chemical made from phosphoric acid, often used to kill insects or weeds.
   - _The lab tested several organophosphates for their effect on aphids._
   - _Doctors treated the worker after he absorbed an organophosphate through his skin._

## Origin

Formed from the combining form "organo-" and "phosphate."

Source: DictionaryAI, https://dictionaryai.com/define/organophosphate (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).