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Showing results for formaldehyde. Search instead for benzaldehyds.
Definitions

formaldehyde

[fawr-mal-duh-hahyd, fer-] / fɔrˈmæl dəˌhaɪd, fər- /
NOUN
preservative
Synonyms


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.

That discovery immediately caught their attention because formaldehyde is produced when methane breaks down in the atmosphere.

From Science Daily • May 10, 2026

The suit claims xAI’s 27 turbines emit nitrogen oxides and formaldehyde, linked to asthma, heart problems, and cancers.

From Barron's • Apr. 14, 2026

Composite wood products can be bound with formaldehyde.

From BBC • Mar. 16, 2026

In 2021, researchers at the University of California, Berkeley found that acute exposure to the chemical formaldehyde led to a 78% increase in the risk of developing ALS and a 71% increase in brain cancer.

From The Wall Street Journal • Dec. 22, 2025

He’s disappointed when it arrives, because the cat is definitely rancid, you can smell it even through the formaldehyde.

From "Cat's Eye" by Margaret Atwood




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