POTENCY

potency, effectiveness, strength

(noun) capacity to produce strong physiological or chemical effects; “the toxin’s potency”; “the strength of the drinks”

authority, authorization, authorisation, potency, dominance, say-so

(noun) the power or right to give orders or make decisions; “he has the authority to issue warrants”; “deputies are given authorization to make arrests”; “a place of potency in the state”

potency, potence

(noun) the state of being potent; a male’s capacity to have sexual intercourse

potential, potentiality, potency

(noun) the inherent capacity for coming into being

Source: WordNet® 3.1

Etymology

Noun

potency (countable and uncountable, plural potencies)

Strength

Power

The ability or capacity to perform something.

Source: Wiktionary

Po"ten*cy, n. Etym: [L. potentia, from potens, -entis, potent. See Potent, and cf. Potance, Potence, Puissance.]

Definition: The quality or state of being potent; physical or moral power; inherent strength; energy; ability to effect a purpose; capability; efficacy; influence. "Drugs of potency." Hawthorne. A place of potency and away o' the state. Shak.

Source: Webster’s Unabridged Dictionary 1913 Edition