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Medical Term:


Pronunciation: pin'o-si-to'sis, pi'no-

Definition: The cellular process of actively engulfing liquid, a phenomenon in which minute incuppings or invaginations are formed in the surface of the cell membrane and close to form fluid-filled vesicles; it resembles phagocytosis.

[pinocyte + G. -osis, condition]

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.