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Definition

noun

The capability of a cell to self-renew but gives rise to only one type of cell or [tissue].

Supplement

In humans, unipotency is exhibited by skin cells that are capable of self-renewal but they develop into only one cell type.

Word origin: Latin ūni-, combination form of ūnus, one + -potence » from Latin potentia, power, capacity.
Related forms: unipotent (adjective).

Compare: multipotency, pluripotency, totipotency.
See also: potency.