tonoplast

play
noun to·no·plast \ˈtō-nə-ˌplast\

Definition of tonoplast

  1. :  a semipermeable membrane surrounding a vacuole in a plant cell

Origin and Etymology of tonoplast

International Scientific Vocabulary tono- (from Greek tonos tension) + -plast — more at tone


First Known Use: circa 1888


Seen and Heard

What made you want to look up tonoplast? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a leading champion of a cause

Get Word of the Day daily email!