tonoplast
[ ton-uh-plast, toh-nuh- ]
/ ˈtɒn əˌplæst, ˈtoʊ nə- /
noun Botany.
a membrane separating a vacuole from the surrounding cytoplasm in a plant cell.
Nearby words
tonofilament, tonograph, tonography, tonometer, tonometric, tonoplast, tonotopic, tonotropic, tons, tonsil, tonsilla
Also called vacuolar membrane.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for tonoplast
tonoplast
/ (ˈtəʊnəˌplæst) /
noun
botany the membrane enclosing a vacuole in a plant cell
Word Origin for tonoplast
C20: from Greek tonos tone + -plast
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 tonoplast
tonoplast
[ tō′nə-plăst′ ]
n.
An intracellular structure or vacuole.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.