cis-

Origin

cis-

1.
a prefix occurring in loanwords from Latin meaning “on the near side of” (cisalpine); on this model, used in the formation of compound words (cisatlantic).
2.
Chemistry. a specialization of this denoting a geometric isomer having a pair of identical atoms or groups attached on the same side of two atoms linked by a double bond. Compare trans- (def. 2).

Origin:
< Latin; akin to here
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To cis-

00:10

00:09

00:08

00:07

00:06

00:05

00:04

00:03

00:02

00:01

Cis- is always a great word to know.
So is labile. Does it mean:
a double sulfate analogous to potassium alum, as aluminum ammonium sulfate, with the formula R2SO4?X2(SO4)3?24H2O, where R is alkali metal or ammonium
a compound capable of changing state or becoming inactive when subjected to heat or radiation
Collins
World English Dictionary
cis-
 
prefix
1.  on this or the near side of: cisalpine
2.  Compare trans- (often in italics) indicating that two groups of atoms in an unsaturated compound lie on the same side of a double bond: cis-butadiene
 
[from Latin]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

cis-
prefix meaning "on the near side of, on this side of," from L. preposition cis "on this side of," related to citra (adv.) "on this side." Opposed to trans- or ultra-.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

cis- pref.
Often cis- Having a pair of identical atoms or groups on the same side of a plane that passes through two carbon atoms linked by a double bond: cis-butene.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Dictionary.com, LLC. Copyright © 2012. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT