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peroxisome
[ puh-rok-suh-sohm ]
/ pəˈrɒk səˌsoʊm /
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noun Cell Biology.
a cell organelle containing catalase, peroxidase, and other oxidative enzymes and performing essential metabolic functions, as the decomposition of fatty acids and hydrogen peroxide.
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Origin of peroxisome
First recorded in 1965–70; perox(ide) + -some3
OTHER WORDS FROM peroxisome
per·ox·i·so·mal, adjectiveWords nearby peroxisome
peroxidate, peroxidation, peroxide, peroxide blonde, peroxidize, peroxisome, peroxy, peroxyacid, peroxyborate, peroxydisulfuric acid, peroxy group
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for peroxisome
peroxisome
/ (pəˈrɒksɪˌsəʊm) /
noun
a type of organelle present in most eukaryotic cells that carry out oxidative reactions, such as oxidation of alcohol in the liver
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
Scientific definitions for peroxisome
peroxisome
[ pə-rŏk′sĭ-sōm′ ]
A cell organelle containing enzymes that catalyze the production and breakdown of hydrogen peroxide.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.