Word Study
unicellular
CIDE DICTIONARY
unicellular, a. [Uni- + cellular.].
Having, or consisting of, but a single cell; as, a unicellular organism. [1913 Webster]
OXFORD DICTIONARY
unicellular, adj. (of an organism, organ, tissue, etc.) consisting of a single cell.
THESAURUS
unicellular
cellular, cellulous, corpuscular, monadal, monadic, multicellular, one-piece, one-sided, uniangulate, unibivalent, unibranchiate, unicameral, unicuspid, unidentate, unidigitate, unidimensional, unidirectional, uniflorous, unifoliate, unifoliolate, unigenital, uniglobular, unilateral, unilinear, uniliteral, unilobed, unilobular, unimodular, unimolecular, uniocular, unipart, unipartite, unipolar, univalent, univocalFor further exploring for "unicellular" in Webster Dictionary Online