The quality or state of being potent; physical or moral power; inherent strength; energy; ability to effect a purpose; capability; efficacy; influence.

The strength of an antibiotic determined by the minimal inhibitory concentration 90 (MIC90).

The measure of a chemical's effectiveness as a medicine or a poison. The more potent the chemical, the less it takes to exert its effect.

A term borrowed from pharmacology describing the absolute amount (dose)of a substance to produce specified ergogenic effect. This term is commonly confused with the termsefficacy and bioavailability. Potency is often over-emphasized during marketing hype. For example, ifsupplement X requires a dose that is twice that of supplement Y, it does not necessarily follow thatY is any more effective. Cost of the supplement per unit weight may be an additional consideration.

The dose of a drug required to produce a particular effect (e.g., pain relief).

Amount of material necessary to produce a given level of a deleterious effect.

The ability of a medicinal agent to produce the desired effects expressed in molar units.

Expression of chemical or medicinal activity of a substance as compared to a given or implied standard or reference.

the inherent capacity for coming into being

The capacity or aptitude for something.

Refers to the concentration of an agent (drug) at which it inhibits an enzyme to a defined extent, i.e. IC50 is the concentration at which an inhibitor blocks the activity of an enzyme 50 percent.

The activity of a compound relative to its concentration

The measure of an active ingredient compared to the composition of other materials in a solution or mixture.

Ability to get an erection.

The ability of the male to perform sexual intercourse

means the source of movement or change, which is in another thing than the thing moved. (also potentiality- in contrast to actuality- the domain of actual facts, or the achievement of a things' full potential.)