noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of a class of highly toxic organophosphorus compounds characterized by the methylphosphonofluoridate chemical structure, including sarin and soman. They are potent cholinesterase inhibitors, often used as chemical weapons. uncountable

Etymology

From methyl + phosphon(ic) + -o- + fluoridate.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.