Trihalomethane
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Any of many halogenated derivatives of methane containing three (not always the same) halogen atoms; many are environmental pollutants
Synonyms
All synonymsEtymology
From tri- + halomethane.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.