Definition of pinocytosis
: the uptake of fluid and dissolved substances by a cell by invagination and pinching off of the cell membrane
pinocytoticallyplay \-ti-k(ə-)lē\ adverb
Origin and Etymology of pinocytosis
New Latin, from Greek pinein to drink + New Latin cyt- + -osis — more at potable
First Known Use: 1895
Seen and Heard
What made you want to look up pinocytosis? Please tell us where you read or heard it (including the quote, if possible).