tonoplast

noun

to·​no·​plast ˈtō-nə-ˌplast How to pronounce tonoplast (audio)
: a semipermeable membrane surrounding a vacuole in a plant cell

Word History

Etymology

International Scientific Vocabulary tono- (from Greek tonos tension) + -plast — more at tone entry 1

First Known Use

circa 1888, in the meaning defined above

Time Traveler
The first known use of tonoplast was circa 1888

Dictionary Entries Near tonoplast

Cite this Entry

“Tonoplast.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tonoplast. Accessed 3 Feb. 2023.

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