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Related to fluctuant: cellulitis
1. Subject to change or variation: variable: fluctuant oil prices.
2. Medicine Capable of being moved or compressed. Used of an abnormal mass such as a tumor or abscess.
3. Moving in waves.
[From Latin flūctuāns, flūctuant-, present participle of flūctuāre, to fluctuate; see fluctuate.]
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.
inclined to vary or fluctuate; unstable
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
fluc•tu•ant(ˈflʌk tʃu ənt)
1. fluctuating; varying; unstable.
2. moving or seeming to move in waves; undulating.
[1550–60; < Latin]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.