HyperDic: nuclear_propulsion

English > 1 sense of the expression *nuclear propulsion*:
NOUN	phenomenon	nuclear propulsion	the use of a nuclear reactor either to produce electricity to power an engine (as in a nuclear submarine) or to directly heat a propellant (as in nuclear rockets)

English > *nuclear propulsion*: 1 sense > noun 1, phenomenon
Meaning	The use of a nuclear reactor either to produce electricity to power an engine (as in a nuclear submarine) or to directly heat a propellant (as in nuclear rockets).
Broader	propulsion	A propelling force