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

Anaheim finished it off with a 5-2 victory in Game 6 on Thursday night, calmly dispatching its more experienced opponents with the poise and potency that this team has shown for long stretches this season. —Greg Beacham, Los Angeles Times, 2 May 2026

Drug dealers mix fentanyl, because of its potency and low cost, with other drugs including heroin, methamphetamine and cocaine, which increases the likelihood of a fatal dose, according to the DEA. —Rosalio Ahumada, Sacbee.com, 30 Apr. 2026

The second measure that died, Senate Bill 161, would have referred to voters a proposal to move testing of marijuana products to the Colorado Department of Public Health and Environment and rework the sales tax for marijuana to base it on potency instead of volume. —Nick Coltrain, Denver Post, 29 Apr. 2026

The Food Processor quickly chops, slices, and shreds a wide array of ingredients for unlimited culinary creations, while the Coffee & Spice Grinder efficiently grinds coffee beans, spices, and herbs for superior flavor and potency. —Tory Johnson, ABC News, 28 Apr. 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