Einheit.

unit, part (standalone component not considered further subdividable in context, typically combined with others as part of a larger structure or arrangement) unit (organizational subdivision of a military force or similar hierarchy, often a rather granular one)

unit, part (standalone component not considered further subdividable in context, typically combined with others as part of a larger structure or arrangement) unit (individual controlled character in a strategy game, forming part of a larger army)

unit (value/instance used as a reference for measuring within a category)

unit (value/instance used as a reference for measuring within a category) synonym of Maßeinheit: unit of measurement

unity (property of having been unified into a whole)

set (certain amount of repetitions or time of continuous exercise)