piperazine

noun

pi·per·a·zine pi-ˈper-ə-ˌzēn

pī-

: a crystalline heterocyclic base C₄H₁₀N₂ used especially as an anthelmintic

Example Sentences

Recent Examples on the Web Drugs that would be prohibited include any synthetic cannabinoids as well as piperazines or synthetic cathinones that are not approved for use by the U.S. Food and Drug Administration. —

Monique Garcia, chicagotribune.com, 10 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'piperazine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

Etymology

International Scientific Vocabulary piperidine + azine

First Known Use

1889, in the meaning defined above

Time Traveler

The first known use of piperazine was in 1889

See more words from the same year

Cite this Entry

Style

“Piperazine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/piperazine. Accessed 2 Feb. 2023.

Copy Citation

Medical Definition

piperazine

noun

pi·per·a·zine pī-ˈper-ə-ˌzēn

: a crystalline heterocyclic base C₄H₁₀N₂ or C₄H₁₀N₂·6H₂O used especially as an anthelmintic

Word of the Day

portend

Listen to the pronunciation of portend

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

Words Named After People

Namesake of the leotard, Jules Léotard had what profession?

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY