fluctuate

[fluhk-choo-eyt]
verb (used without object), fluctuated, fluctuating.
1.
to change continually; shift back and forth; vary irregularly: The price of gold fluctuated wildly last month.
2.
to move back and forth in waves.
verb (used with object), fluctuated, fluctuating.
3.
to cause to fluctuate.

Origin:
1625–35; < Latin fluctuātus undulated, past participle of fluctuāre to flow, equivalent to fluctu(s) a flowing (derivative of fluere to flow) + -ātus -ate1

nonfluctuating, adjective
unfluctuating, adjective


1. See waver1. 2. oscillate.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To fluctuating
Collins
World English Dictionary
fluctuate (ˈflʌktjʊˌeɪt)
 
vb
1.  to change or cause to change position constantly; be or make unstable; waver or vary
2.  (intr) to rise and fall like a wave; undulate
 
[C17: from Latin fluctuāre, from fluctus a wave, from fluere to flow]

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

fluctuate
1630s, from L. fluctuat-, pp. stem of fluctuare "to undulate" (see fluctuation). Related: Fluctuated; fluctuates; fluctuating.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

fluctuate fluc·tu·ate (flŭk'chōō-āt')
v. fluc·tu·at·ed, fluc·tu·at·ing, fluc·tu·ates

  1. To vary irregularly.

  2. To rise and fall in waves; undulate.


fluc'tu·a'tion n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Example sentences
It's buffeted by fluctuating fuel prices, high labor costs and the whims of the
  traveling public.
Fluctuating production leads to inefficiency as factories reduce output in
  slack periods.
To show them that we're not going to have a fluctuating policy.
Temperatures fluctuating around the freezing mark have created a crust on the
  surface of the snow.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT

;