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.

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.

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).

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.

aldehyde

A product of dehydrogenated (metabolized) alcohol, hence the name. Aldehydes cause most of the toxic effects of bibulous overindulgence (hangover).

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.