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picoline

American  
[pik-uh-leen, -lin] / ˈpɪk əˌlin, -lɪn /

noun

Chemistry.

  1. any of three isomeric methyl derivatives of pyridine having the formula C 6 H 7 N, obtained from coal tar as a colorless oily liquid with a strong odor.

picoline British  
/ -lɪn, ˌpɪkəˈlɪnɪk, ˈpɪkəˌliːn /

noun

  1. a liquid derivative of pyridine found in bone oil and coal tar; methylpyridene. Formula: C 5 H 4 N(CH 3 )

"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

Other Word Forms

  • picolinic adjective

Etymology

Origin of picoline

1850–55; < Latin pic- (stem of pix ) pitch 2 + -ol 2 + -ine 2

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.

In its synthesis 1,000 grammes of picoline were first converted into alphapicoline, 380 grammes being obtained.

From Scientific American Supplement, No. 623, December 10, 1887 by Various

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.