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-one

  1. a suffix used in the names of ketones and analogous chemical compounds: lactone; quinone.
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Origin of -one

perhaps < Greek -ōnē feminine patronymic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for -one

-one

suffix forming nouns
  1. indicating that a chemical compound is a ketoneacetone
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Word Origin for -one

arbitrarily from Greek -ōnē, feminine patronymic suffix, but perhaps influenced by -one in ozone
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

Word Origin and History for -one

chemical suffix, from Greek -one, female patronymic (cf. anemone, "daughter of the wind" anemos); in chemical use denoting a "weaker" derivative. Its use in forming acetone (1830s) gave rise to the specialized chemical sense.

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Online Etymology Dictionary, © 2010 Douglas Harper

-one in Medicine

-one

suff.
  1. A ketone:acetone.
  2. A compound that contains oxygen, especially in a carbonyl radical:lactone.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

-one in Science

-one

  1. A suffix used to form the names of chemical compounds containing an oxygen atom attached to a carbon atom, such as acetone.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.