tetraethylammonium

English

Chemical structure of tetraethylammonium

Alternative forms

tetrylammonium (used for a drug)

Etymology

From tetra- (“four”) +‎ ethyl +‎ ammonium.

Pronunciation

(General American) IPA^(key): /ˌtɛ.tɹəˌɛθ.əl.əˈmoʊ.ni.əm/

Noun

tetraethylammonium (countable and uncountable, plural tetraethylammoniums) (abbreviated TEA)

(organic chemistry, especially in combination) A quaternary ammonium ion (C₂H₅)₄N⁺ containing four ethyl groups.

References

“tetraethylammonium”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

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