[ ton-uh-plast, toh-nuh- ]
/ ˈtɒn əˌplæst, ˈtoʊ nə- /
a membrane separating a vacuole from the surrounding cytoplasm in a plant cell.
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Also called vacuolar membrane .
Words nearby tonoplast
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for tonoplast
/ (ˈtəʊnəˌplæst) /
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
Medical definitions for tonoplast
[ tō′nə-plăst′ ]
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.