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.
Also called vacuolar membrane.

Origin of tonoplast

First recorded in 1885–90; tono- + -plast

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

Medical definitions for tonoplast

tonoplast
[ tōnə-plăst′ ]

n.

An intracellular structure or vacuole.