an apparatus for reducing liquids to a fine spray, as for medicinal or cosmetic application.

Origin of atomizer

First recorded in 1860–65; atomize + -er1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for atomizer

Historical Examples of atomizer

British Dictionary definitions for atomizer




a device for reducing a liquid to a fine spray, such as the nozzle used to feed oil into a furnace or an enclosed bottle with a fine outlet used to spray perfumes or medicines
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 atomizer

1865, agent noun from atomize.

Online Etymology Dictionary, © 2010 Douglas Harper

atomizer in Medicine




A device used to reduce liquid medication to a fine spray or aerosol.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.