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Definition

adjective

(1) Smaller than an ordinary cell, as in subcellular organisms.

(2) Below cellular level or scope, as in subcellular studies.

(3) Occurring within a cell, as in subcellular site of a metabolic activity.

Supplement

Word origin: prefix of L. origin meaning "under," from L. preposition sub "under" + NL cellulāris, equiv. to cellul(a) live cell (L: little room).

Synonym: acellular, subcellular.
Compare: cellular.
See also: cells, tissues.