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pinocytosis: Meaning and Definition of

pin•o•cy•to•sis

Pronunciation: (pin"u-sī-tō'sis, pī"nu-), [key]
— n. Physiol.
  1. the transport of fluid into a cell by means of local infoldings by the cell membrane so that a tiny vesicle or sac forms around each droplet, which is then taken into the interior of the cytoplasm.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
pinocytose pinole
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