noun a quantity of no importance
noun a mathematical element that when added to another number yields the same number
noun the point on a scale from which positive or negative numerical quantities can be measured
Synonymszero point
verb adjust (as by firing under test conditions) the zero of (a gun)
Synonymszero in
adjective having no measurable or otherwise determinable value
Similarno
adjective indicating an initial point or origin
Similarordinal
Source: WordNet 3.1, Princeton University
