Try Our Apps
Dictionary.com

follow Dictionary.com

2017 Word of the Year

tonoplast

[ton-uh-plast, toh-nuh-] /ˈtɒn əˌplæst, ˈtoʊ nə-/
noun, Botany.
1.
a membrane separating a vacuole from the surrounding cytoplasm in a plant cell.
Also called vacuolar membrane.
Origin of tonoplast
1885-1890
First recorded in 1885-90; tono- + -plast
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
British Dictionary definitions for tonoplast

tonoplast

/ˈtəʊnəˌplæst/
noun
1.
(botany) the membrane enclosing a vacuole in a plant cell
Word Origin
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
Cite This Source
tonoplast in Medicine

tonoplast to·no·plast (tō'nə-plāst')
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.
Cite This Source

Word of the Day

Nearby words for tonoplast

Word Value for tonoplast

0
14
Scrabble Words With Friends