Go to 'thermo-' entry Go to 'dino-' entry Go to 'chondro-' entry Go to 'aero-' entry Go to '-logy' entry Go to 'thaumato-' entry Go to 'nano-' entry Go to '-sophy' entry Go to 'bucco-' entry Go to '-ism' entry Go to '-lysis' entry Go to 'galacto-' entry Go to '-anthropy' entry Go to 'pneumo-' entry Go to '-ploitation' entry Go to '-lithic' entry Go to '-sepalous' entry Go to 'onco-' entry Go to '-parous' entry Go to 'dermato-' entry Go to 'multi-' entry Go to 'dodeca-' entry Go to '-zoon' entry Go to 'vermi-' entry Go to 'crystallo-' entry Go to 'biblio-' entry Go to 'eco-' entry Go to 'juxta-' entry Go to 'facio-' entry
Affixes: the building blocks of English
Affixes: the building blocks of English

carboxy-

The carboxyl group.

[Carbo- plus ox(y)-2.]

The carboxyl group is the organic acid radical —COOH; a carboxylic acid is an organic acid containing one or more carboxyl groups, which form esters called carboxylates. In medicine a carboxylase is an enzyme which causes a carboxyl group to be added to a compound; carboxyhaemoglobin is a compound formed in the blood by binding carbon monoxide to haemoglobin, which prevents it from transporting oxygen; carboxymethylcellulose is a polymer derived from cellulose, used as a stabilizer for various foods and an appetite suppressor.

Visit Michael Quinion’s World Wide Words site for 2000+ articles on English!

Copyright © Michael Quinion 2008–. All rights reserved. Page last updated 2 July 2009.
Your comments are very welcome.