tonoplast

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to·no·plast

 (tō′nə-plăst′)
n.
The cytoplasmic membrane that surrounds a vacuole of a plant cell. Also called vacuolar membrane.

[Greek tonos, string, tension; see ten- in Indo-European roots + -plast.]

tonoplast

(ˈtəʊnəˌplæst)
n
(Botany) botany the membrane enclosing a vacuole in a plant cell
[C20: from Greek tonos tone + -plast]

ton•o•plast

(ˈtɒn əˌplæst, ˈtoʊ nə-)

n.
a membrane separating a vacuole from the surrounding cytoplasm in a plant cell.
[1885–90]
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References in periodicals archive ?
Life with and without AtTIP1;1, an Arabidopsis aquaporin preferentially localized in the a opposing tonoplasts of adjacent vacuoles.
exchange activity in vitro from isolated sos2 tonoplasts could be restored to levels in wild type by adding activated SOS2 protein.
2]-treated leaves had disrupted tonoplasts and deteriorated cytoplasm compared with the CF treatment.