piperidine

American

[pi-per-i-deen, -din, pahy-, pip-er-i-] / pɪˈpɛr ɪˌdin, -dɪn, paɪ-, ˈpɪp ər ɪ- /

noun

Chemistry.

a colorless, water-soluble liquid, C 5 H 1 1 N, obtained from the alkaloid piperine or from pyridine: used chiefly as a solvent.

piperidine British

/ pɪˈpɛrɪˌdiːn, -dɪn /

noun

a colourless liquid heterocyclic compound with a peppery ammoniacal odour: used in making rubbers and curing epoxy resins. Formula: C 5 H 11 N

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of piperidine

1850–55; < Latin piper pepper + -id ³ + -ine ¹

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Piperidine hydrochlorate, also, when heated with excess of bromine to 180° C., yields dibrompyridine.

From Scientific American Supplement, No. 415, December 15, 1883 by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023