pinocytosis
noun
pi·no·cy·to·sis ˌpi-nə-sə-ˈtō-səs 
ˌpī-,
-ˌsī-
plural pinocytoses ˌpi-nə-sə-ˈtō-ˌsēz
ˌpī-,
-ˌsī-
: the uptake of fluid and dissolved substances by a cell by invagination and pinching off of the cell membrane
pinocytotic
ˌpi-nə-sə-ˈtä-tik
adjective ˌpī-
-ˌsī-
or pinocytic
ˌpi-nə-ˈsī-tik
ˌpī-
pinocytotically
ˌpi-nə-sə-ˈtä-ti-k(ə-)lē
adverb ˌpī-
-ˌsī-
Word History
Etymology
New Latin, from Greek pinein to drink + New Latin cyt- + -osis — more at potable
First Known Use
1895, in the meaning defined above
Medical Definition
pinocytosis
noun
pi·no·cy·to·sis ˌpin-ə-sə-ˈtō-səs ˌpīn-
ˌpīn- -ˌsī-
plural pinocytoses -ˌsēz
: the uptake of fluid and dissolved substances by a cell by invagination and pinching off of the cell membrane