aldehyde

[ al-duh-hahyd ]

/ ˈæl dəˌhaɪd /

noun Chemistry.

any of a class of organic compounds containing the group −CHO, which yields acids when oxidized and alcohols when reduced.

Origin of aldehyde

1840–50; <New Latin al(cohol) dehyd(rogenātum) dehydrogenated alcohol

OTHER WORDS FROM aldehyde

al·de·hy·dic, adjective

Words nearby aldehyde

Aldabra Islands, Aldactone, Aldan, Aldebaran, Aldeburgh, aldehyde, Alden, al dente, alder, alder buckthorn, alderfly

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for aldehyde

There is no reduction if the milk, methylene blue, and aldehyde are agitated with air.
The Nature of Animal Light|E. Newton Harvey
In this way the last portion of the aldehyde is absorbed, and the potash solution gradually assumes an amber colour.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
An ammoniacal solution of silver nitrate is reduced by chloral; and nascent hydrogen converts it into aldehyde.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3|Various
There is no reduction unless an aldehyde is added or unless some boiled extract of a tissue such as liver is added.
The Nature of Animal Light|E. Newton Harvey

Aldehyde is formed to a considerable extent during the reaction.
Scientific American Supplement, No. 832, December 12, 1891|Various

British Dictionary definitions for aldehyde

aldehyde

/ (ˈældɪˌhaɪd) /

noun

any organic compound containing the group -CHO. Aldehydes are oxidized to carboxylic acids and take part in many addition reactions

(modifier) consisting of, containing, or concerned with the group -CHOaldehyde group or radical

Derived forms of aldehyde

aldehydic (ˌældəˈhɪdɪk), adjective

Word Origin for aldehyde

C19: from New Latin al (cohol) dehyd (rogenātum) dehydrogenated alcohol

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

Medical definitions for aldehyde

aldehyde

[ ăl′də-hīd′ ]

n.

Any of a class of reactive organic chemical compounds obtained by oxidation of primary alcohols, characterized by the common group CHO, and used in the manufacture of resins, dyes, and organic acids.

acetaldehyde

Scientific definitions for aldehyde

aldehyde

[ ăl′də-hīd′ ]

Any of a class of highly reactive organic compounds obtained by oxidation of certain alcohols and containing the group CHO. Aldehydes are used in manufacturing resins, dyes, and organic acids.

单词	aldehyde
释义	aldehyde [ al-duh-hahyd ] / ˈæl dəˌhaɪd / noun Chemistry. any of a class of organic compounds containing the group −CHO, which yields acids when oxidized and alcohols when reduced. Origin of aldehyde 1840–50; <New Latin al(cohol) dehyd(rogenātum) dehydrogenated alcohol OTHER WORDS FROM aldehyde al·de·hy·dic, adjective Words nearby aldehyde Aldabra Islands, Aldactone, Aldan, Aldebaran, Aldeburgh, aldehyde, Alden, al dente, alder, alder buckthorn, alderfly Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for aldehyde There is no reduction if the milk, methylene blue, and aldehyde are agitated with air. The Nature of Animal Light\|E. Newton Harvey In this way the last portion of the aldehyde is absorbed, and the potash solution gradually assumes an amber colour. Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I\|Arnold Cooley An ammoniacal solution of silver nitrate is reduced by chloral; and nascent hydrogen converts it into aldehyde. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3\|Various There is no reduction unless an aldehyde is added or unless some boiled extract of a tissue such as liver is added. The Nature of Animal Light\|E. Newton Harvey Aldehyde is formed to a considerable extent during the reaction. Scientific American Supplement, No. 832, December 12, 1891\|Various British Dictionary definitions for aldehyde aldehyde / (ˈældɪˌhaɪd) / noun any organic compound containing the group -CHO. Aldehydes are oxidized to carboxylic acids and take part in many addition reactions (modifier) consisting of, containing, or concerned with the group -CHOaldehyde group or radical Derived forms of aldehyde aldehydic (ˌældəˈhɪdɪk), adjective Word Origin for aldehyde C19: from New Latin al (cohol) dehyd (rogenātum) dehydrogenated alcohol 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 Medical definitions for aldehyde aldehyde [ ăl′də-hīd′ ] n. Any of a class of reactive organic chemical compounds obtained by oxidation of primary alcohols, characterized by the common group CHO, and used in the manufacture of resins, dyes, and organic acids. acetaldehyde The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for aldehyde aldehyde [ ăl′də-hīd′ ] Any of a class of highly reactive organic compounds obtained by oxidation of certain alcohols and containing the group CHO. Aldehydes are used in manufacturing resins, dyes, and organic acids. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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