aldehyde

noun

al·​de·​hyde ˈal-də-ˌhīd How to pronounce aldehyde (audio)
: acetaldehyde
broadly : any of a class of highly reactive organic compounds that are analogous to acetaldehyde and characterized by a carbonyl group attached to a hydrogen atom
aldehydic adjective

Examples of aldehyde in a Sentence

Recent Examples on the Web Its fresh, floral notes of bergamot and aldehydes mixed with jasmine and white floral accord bring a sophisticated touch to your hair. Andrea Navarro, Glamour, 13 Mar. 2024 Aliphatic aldehydes, which have been found in some types of carbonaceous meteorites that have fallen to Earth, are precursors of carboxylic acids and amino acids. Elizabeth Rayne, Ars Technica, 14 Nov. 2023 The Science of Alcohol Intolerance The aldehyde dehydrogenase (ALDH) enzyme is central to metabolizing alcohol. Jake Parks, Discover Magazine, 25 Nov. 2023 Connections have been made between aliphatic aldehydes and liquid water activity, at least on Earth. Elizabeth Rayne, Ars Technica, 14 Nov. 2023 These aldehydes can cause lung disease and heart disease. Karen Garcia, Los Angeles Times, 8 Nov. 2023 Alcohol isn’t the only source of aldehydes in the body. Katherine J. Wu, The Atlantic, 25 Oct. 2023 That’s thanks to aldehydes, the groundbreaking ingredient featured in No. 5, which changed the industry and have influenced countless fragrances since. Lindy Segal, Harper's BAZAAR, 31 July 2023 In addition to aldehydes, the ingredient famously found in Chanel No. 5, Johnston says one major signifier of a powdery scent is musk. Lindy Segal, Harper's BAZAAR, 31 July 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'aldehyde.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

German Aldehyd, from New Latin al. dehyd., abbreviation of alcohol dehydrogenatum dehydrogenated alcohol

First Known Use

1833, in the meaning defined above

Time Traveler
The first known use of aldehyde was in 1833

Dictionary Entries Near aldehyde

Cite this Entry

“Aldehyde.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aldehyde. Accessed 28 Mar. 2024.

Medical Definition

aldehyde

noun
al·​de·​hyde ˈal-də-ˌhīd How to pronounce aldehyde (audio)
: acetaldehyde
broadly : any of various highly reactive compounds typified by acetaldehyde and characterized by the group CHO
aldehydic adjective
Last Updated: - Updated example sentences
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