zero
adj 1: indicating the absence of any or all units under
consideration; "a zero score" [syn: {0}]
2: indicating an initial point or origin
3: having no measurable or otherwise determinable value; "the
goal is zero population growth" [syn: {zero(a)}]
n 1: a quantity of no importance; "it looked like nothing I had
ever seen before"; "reduced to nil all the work we had
done"; "we racked up a pathetic goose egg"; "it was all
for naught"; "I didn't hear zilch about it" [syn: {nothing},
{nil}, {nix}, {nada}, {aught}, {cipher}, {cypher}, {goose
egg}, {naught}, {zilch}, {zip}]
2: a mathematical element that when added to another number
yields the same number [syn: {0}, {nought}, {cipher}, {cypher}]
v 1: to adjust to zero value, of an instrument or device
2: adjust (as by firing under test conditions) the zero of (a
gun); "He zeroed in his rifle at 200 yards" [syn: {zero in}]