aldehyde

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aldehyde

 [al´dĕ-hīd]
an organic compound containing the aldehyde functional group (-CHO); that is, one with a carbonyl group (C=O) located at one end of the carbon chain.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

al·de·hyde

(al'dĕ-hīd),
A compound containing the radical -CH=O, reducible to an alcohol (CH2OH) and oxidizable to a carboxylic acid (COOH), for example, acetaldehyde.
Farlex Partner Medical Dictionary © Farlex 2012

aldehyde

An organic compound with a formyl group (R-CHO), which is double-bonded to an O2 (i.e., a carbonyl group, C=O), single-bonded to a hydrogen and single-bonded to another group (e.g., methane, benzene, hydrogen, etc.). The aldehydes in some essential oils contribute to their pleasant odoor, including vanillin, cilantro and cinnamaldehyde.

Example
Acetaldehyde (CH3CHO), butyraldehyde (CH3(CH2)2CHO).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

al·de·hyde

(al'dĕ-hīd)
A compound containing the radical -CH=O, reducible to an alcohol (-CH2OH), oxidizable to a carboxylic acid (-COOH); e.g., acetaldehyde.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

aldehyde

A product of dehydrogenated (metabolized) alcohol, hence the name. Aldehydes cause most of the toxic effects of bibulous overindulgence (hangover).
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

al·de·hyde

(al'dĕ-hīd)
A compound containing the radical -CH=O, reducible to an alcohol (-CH2OH), oxidizable to a carboxylic acid (-COOH); e.g., acetaldehyde.
Medical Dictionary for the Dental Professions © Farlex 2012