Noun potency has 3 senses
  1. potency, effectiveness, strength - capacity to produce strong physiological or chemical effects; "the toxin's potency"; "the strength of the drinks"
    --1 is a kind of power, powerfulness
  2. potential, potentiality, potency - the inherent capacity for coming into being
    --2 is a kind of possibility, possibleness
    --2 has particulars: latency; prospect
  3. potency - the state of being potent; a male's capacity to have sexual intercourse
    --3 is a kind of
    physiological state, physiological condition