nonuser

non·us·er

 (nŏn-yo͞o′zər)
n.
One who refrains from the use of something, as of narcotic drugs or alcohol.
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.

nonuser

(ˌnɒnˈjuːzə)
n
a person who does not use a specified item or substance, predominantly an illegal drug
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

non•us•er

(nɒnˈyu zər)

n.
a person who does not use or partake of something, as harmful drugs.
[1640–50]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
For the nonuser interview, the graph was simply introduced as pertaining to acid-base chemistry.
A stepwise discriminant analysis was performed as an exploratory tool, using Internet users and nonusers as the grouping variable, to discover which variables are most important for distinguishing between the mutually exclusive Internet user and nonuser groups.
User and nonuser drug groups were different with regard to their homogeneity.
Consider first a resource nonuser who does not begin to participate in recreation at resource 1 with the improvement in quality.
Facebook wins Belgian case over storing nonuser data
Cocaine or heroin use by HIV-positive and negative women HIV-positive HIV-negative Recent 9.5% 11.1% Former 48.6% 42.4% Nonuser 41.8% 46.5% Figure 1.
Chapter 2 describes the user survey and Chapter 3 the nonuser survey.
From the image at right, we can see differences in the amount of change in a methamphetamine abuser's brain as compared with a nonuser's:
The main focus of the present research was to determine whether beliefs concerning the safety of cellular phone use while driving differed depending on whether the individual is a user or a nonuser of cellular phones.
Patients' ages at the time of the survey ranged 10 to 88 years (nonuser mean: 45.9; assisted user mean: 25.5; independent user mean: 29.2).