dry·er (dr???r)n.1. An appliance that removes moisture by heating or another process: a clothes dryer; a hair dryer.2. Variant of drier1.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.dryer (?dra??) n1. a person or thing that dries2. an apparatus for removing moisture by forced draught, heating, or centrifuging3. (Chemical Engineering) any of certain chemicals added to oils such as linseed oil to accelerate their drying when used as bases in paints, etcdryer (?dra??) adj a variant spelling of drier1Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014dry?er (?dra? ?r) n. 1. Also, drier. a machine, appliance, or apparatus for removing moisture, as by forced heat: a hair dryer. 2. drier 1 (defs. 1, 2). Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.