Definition of idioblast
: a plant cell (such as a sclereid) that differs markedly from neighboring cells
idioblasticplay \ˌi-dē-ə-ˈbla-stik\ adjective
Origin and Etymology of idioblast
International Scientific Vocabulary
First Known Use: 1882
Seen and Heard
What made you want to look up idioblast? Please tell us where you read or heard it (including the quote, if possible).