plural of zero-emission vehicle

plural of zero-day exploit

(computing) The act of exploiting a security vulnerability on the same day it becomes publicly known.

(US, politics, historical) A 1980s plan whereby all Soviet and American nuclear weapons would be mutually withdrawn from Europe.

(archaic) The fennec (Vulpes zerda).

plural of zerda

zero gravity

The point, during childbirth, at which the baby's head is level with the ischial spines in the maternal pelvis.

(grammar) The absence of an ending after a noun‐stem in a language in which endings are normally applied; often written as ∅

(mathematics) The fact that, in some circumstances, the probability of an event can only be zero or one and not any intermediate value.