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smokeless

American  
[smohk-lis] / ˈsmoʊk lɪs /

adjective

  1. emitting, producing, or having little or no smoke.

smokeless British  
/ ˈsməʊklɪs /

adjective

  1. having or producing little or no smoke

    smokeless fuel
"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

  • smokelessly adverb
  • smokelessness noun

Etymology

Origin of smokeless

First recorded in 1575–80; smoke + -less

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.