microsome

[ mahy-kruh-sohm ]
/ ˈmaɪ krəˌsoʊm /

noun Cell Biology.

a small inclusion, consisting of ribosomes and fragments of the endoplasmic reticulum and mitochondria, in the cytoplasm of a cell.

Nearby words

  1. microsite,
  2. microsleep,
  3. microsmatic,
  4. microsociology,
  5. microsoft,
  6. microsomia,
  7. microspecies,
  8. microspectrophotometer,
  9. microspectrophotometry,
  10. microspectroscope

Origin of microsome

First recorded in 1880–85; micro- + -some3

Related formsmi·cro·so·mal, mi·cro·so·mi·al, mi·cro·so·mic, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for microsome

microsome

/ (ˈmaɪkrəʊˌsəʊm) /

noun

any of the small particles consisting of ribosomes and fragments of attached endoplasmic reticulum that can be isolated from cells by centrifugal action
Derived Formsmicrosomal, adjective

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

Medicine definitions for microsome

microsome

[ mīkrə-sōm′ ]

n.

A small particle in the cytoplasm of a cell, typically consisting of fragmented endoplasmic reticulum to which ribosomes are attached.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.