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formate

American

[fawr-meyt] / ˈfɔr meɪt /

noun

Chemistry.

a salt or ester of formic acid.

formate British

/ ˈfɔːmeɪt /

noun

any salt or ester of formic acid containing the ion HCOO ^– or the group HCOO–

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

formate Scientific

/ fôr′māt′ /

A salt or ester of formic acid, containing the group HCOO.

Etymology

Origin of formate

First recorded in 1800–10; form(ic) + -ate ²

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

formate

Today, most industrial formate production relies on fossil fuels, which limits its long-term environmental benefits.

From Science Daily ● Feb. 3, 2026

Transforming carbon dioxide into formate requires a catalyst, and that has been a major obstacle.

From Science Daily ● Feb. 3, 2026

This metabolism creates toxic by-products called formaldehyde, formate and formic acid.

From BBC ● Nov. 22, 2024

They found that adding dimethylammonium formate, or DMAFo, to the perovskite solution before coating could prevent the materials from oxidizing.

From Science Daily ● Mar. 22, 2024

The reaction occurs in two stages by the production of methyl formate and its subsequent chlorination.

From The Riddle of the Rhine; chemical strategy in peace and war by Victor Lefebure

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023