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Pronunciation: pro-kar'e-ot

Definition: A member of the superkingdom Prokaryotae; an organismic unit consisting of a single and presumably primitive moneran cell, or a precellular organism, which lacks a nuclear membrane, paired organized chromosomes, a mitotic mechanism for cell division, microtubules, and mitochondria.

Synonym(s): procaryote

See Also: Prokaryotae, Monera, eukaryote

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.