material entity
cell
A material entity of anatomical origin (part of or deriving from an organism) that has as its parts a maximally connected cell compartment surrounded by a plasma membrane.
CALOHA:TS-2035
FMA:68646
GO:0005623
KUPO:0000002
The definition of cell is intended to represent all cells, and thus a cell is defined as a material entity and not an anatomical structure, which implies that it is part of an organism (or the entirety of one).
VHOG:0001533
WBbt:0004017
XAO:0003012
cell