piperidine
noun
pi·per·i·dine pi-ˈper-ə-ˌdēn 
pī-
: a toxic liquid heterocyclic base C5H11N that has a peppery ammoniacal odor and is obtained usually by hydrolysis of piperine
Example Sentences
Recent Examples on the Web The plant has a few toxic compounds, including coniine, g-coniceine, and piperidine alkaloids. 
Korin Miller, Health.com, 22 June 2021 In stinging you, the ants also unleashing venom into the sting, which contains a chemical called piperidine. Maggie O'neill, Health.com, 10 Aug. 2020
Korin Miller, Health.com, 22 June 2021 In stinging you, the ants also unleashing venom into the sting, which contains a chemical called piperidine. Maggie O'neill, Health.com, 10 Aug. 2020 Word History
Etymology
International Scientific Vocabulary piperine + -idine
First Known Use
1854, in the meaning defined above
Medical Definition
piperidine
noun
pi·per·i·dine pī-ˈper-ə-ˌdēn
: a liquid heterocyclic base C5H11N that has a peppery ammoniacal odor and is obtained usually by hydrolysis of piperine