power, powerfulness -- (possession of controlling influence; "the deterrent power of nuclear weapons"; "the power of his love saved her"; "his powerfulness was concealed by a gentle facade")
power -- ((physics) the rate of doing work; measured in watts (= joules/second))
ability, power -- (possession of the qualities (especially mental qualities) required to do something or get something done; "danger heightened his powers of discrimination")
office, power -- ((of a government or government official) holding an office means being in power; "being in office already gives a candidate a great advantage"; "during his first year in office"; "during his first year in power"; "the power of the president")
power, force -- (one possessing or exercising power or influence or authority; "the mysterious presence of an evil power"; "may the force be with you"; "the forces of evil")
exponent, power, index -- (a mathematical notation indicating the number of times a quantity is multiplied by itself)