Standard Lemma guide

phosgene

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈfɒsd͡ʒɪn/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈfɒzd͡ʒiːn/

1

noun

Meaning 1

carbonyl chloride

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a colorless poisonous gas that smells like new-mown hay; used in chemical warfare

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: gas

History

Etymology

From Ancient Greek φῶς (phôs, “light”) + -gene, due to its first synthesis involving sunlight.