Meaning of 'zero'

adjective

indicating the absence of any or all units under consideration

Example: "a zero score"

adjective

indicating an initial point or origin

adjective

of or relating to the null set (a set with no members)

noun

the sight setting that will cause a projectile to hit the center of the target with no wind blowing

noun

the point on a scale from which positive or negative numerical quantities can be measured

Synonyms: zero point

noun

a quantity of no importance

Synonyms: nothing

noun

a mathematical element that when added to another number yields the same number

Synonyms: cipher cypher nought

verb

adjust, as by firing under test conditions, the zero of a gun

Example: "I zeroed in my rifle at 200 yards."

Synonyms: zero in

verb

adjust (an instrument or device) to zero value

adjective

having no measurable or otherwise determinable value