The stroke of an internal combustion engine in which compressed fuel is ignited and generates force / A stage in muscle contraction

(electrical engineering) A device or system that almost instantaneously provides emergency power in the case that main power fails.

(set theory) The axiom that the power set of any set exists and is a valid set, which appears in the standard axiomatisation of set theory, ZFC.

A supporter of Powellism.

A supporter of Powellism.

The conservative and nationalist political views of John Enoch Powell (1912–1998), British politician.

plural of Powellite

plural of Powellist

simple past tense and past participle of powerbomb

(electricity) The storing of generated electrical power as a gaseous substance, usually by electrolyzing water into hydrogen and oxygen gases, and carbonizing the hydrogen into methane gas