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Word of the Day Wednesday, June 10, 2026

phosphine

/fɒsfɪn/ noun · British & US
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What does phosphine mean?

noun

A colorless, highly toxic, and flammable gas with the formula PH3. It is a ligand in metal phosphine complexes and is used in the production of semiconductors.

Example

"The researchers detected phosphine in the atmosphere of Venus, which was a surprising discovery."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for phosphine

Rhymes with phosphine

Etymologically related