A small Australasian weaverbird, Taeniopygia guttata, that has markings similar to a zebra.

(geometry) Having zero dimensions; having no extent in any direction.

plural of zebra mussel

The start of the first hour of the day on the 24-hour clock, i.e. 0:00, military time.

(military) The location of the center of a burst of a nuclear weapon at the instant of detonation. The zero point may be in the air, or on or beneath the surface of land or water, depending upon the type of burst, and it is thus to be distinguished from ground zero.

(military) A technique in which the first motion of the missile or aircraft removes it from the launcher. Normally, such a launch occurs before the missile fuel or aircraft engine is fired.

(physics) associated with zero on any scale, but particularly with a temperature of absolute zero

(Britain) any of several early models of police car

A vehicle that produces only carbon dioxide and water as its emissions and so does not pollute the air.

The state of apparent weightlessness which occurs in a very low gravity field, or in free fall.