Main entry: zero
Definition: the sight setting that will cause a projectile to hit the center of the target with no wind blowing
Main entry: zero point, zero
Definition: the point on a scale from which positive or negative numerical quantities can be measured
Main entry: aught, goose egg, cypher, nothing, null, nil, nix, nada, naught, zilch, zip, zippo, zero, cipher
Definition: a quantity of no importance
Usage: 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
Main entry: cypher, nought, 0, cipher, zero
Definition: a mathematical element that when added to another number yields the same number
Definition: adjust (as by firing under test conditions) the zero of (a gun)
Usage: He zeroed in his rifle at 200 yards
Main entry: zero
Definition: adjust (an instrument or device) to zero value
Definition: indicating the absence of any or all units under consideration
Usage: a zero score
Main entry: zero
Definition: indicating an initial point or origin
Main entry: zero
Definition: having no measurable or otherwise determinable value
Usage: the goal is zero population growth
Main entry: zero
Definition: of or relating to the null set (a set with no members)