potency

noun

po·​ten·​cy ˈpō-tᵊn(t)-sē 

plural potencies

1

a

: force, power

b

: the quality or state of being potent

c

: the ability or capacity to achieve or bring about a particular result

2

: potentiality sense 1

Synonyms of potency

• power
• strength
• energy
• muscle
• capacity

Examples of potency in a Sentence

The potency of her words changed many minds in the audience that night.

Any vitamin of high potency should only be taken in the proper dosage.

Recent Examples on the Web

There’s texture and feel here that’s truly special for a car of this potency. — Jason Barlow, Robb Report, 7 July 2026

Like baking soda, it should be stored somewhere cool and dry to maintain its potency. — Alexandra Emanuelli, Southern Living, 26 June 2026

Consumers also moved toward stronger, higher-potency products. — Dario Sabaghi, Forbes.com, 8 July 2026

Aromatherapy and pheromone products can vary based on a number of factors, including potency and your dog’s sensitivities. — Bestreviews, Mercury News, 2 July 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1a

Kids Definition

potency

noun

po·​ten·​cy ˈpōt-ᵊn-sē 

plural potencies

: the quality or state of being potent

vitamins of high potency

especially : power to bring about a certain result

Medical Definition

potency

noun

po·​ten·​cy ˈpōt-ᵊn-sē 

plural potencies

: the quality or state of being potent: as

a

: chemical or medicinal strength or efficacy

a drug's potency

b

: the ability to copulate

—usually used of the male

c

: initial inherent capacity for development of a particular kind

cells with a potency for eye formation