steno-
(word root) shortAbused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree
steno-
pref. Narrow; small: stenotopic.
[Greek, from stenos.]
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.
steno-
or before a vowel sten-
combining formindicating narrowness or contraction: stenography; stenosis.
[from Greek stenos narrow]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014