tonoplast
noun
to·no·plast ˈtō-nə-ˌplast 
: 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
- getting the better of
- getting the hang of
- getting there
- getting through
- getting through (to)
- getting through to
- getting to
- getting to know
- getting together
- getting up
- getting wind of
- getting with it
- gettings
- Getty
- Gettysburg
- gettysburgs
- getulan
- Getulian
- getup
- getups
- akund
- akus
- akvavit
- akvavits
- Akwa'ala