hydrophobic

[ hahy-druh-foh-bik ]
/ ˌhaɪ drəˈfoʊ bɪk /

adjective

of or relating to hydrophobia.
Chemistry. having little or no affinity for water.
Compare oleophilic.

Origin of hydrophobic

First recorded in 1640–50; hydrophobe + -ic

Related forms

hy·dro·pho·bic·i·ty [hahy-druh-foh-bis-i-tee] /ˌhaɪ drə foʊˈbɪs ɪ ti/, nounnon·hy·dro·pho·bic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hydrophobic

British Dictionary definitions for hydrophobic

hydrophobic

/ (ˌhaɪdrəˈfəʊbɪk) /

adjective

of or relating to hydrophobia
chem tending not to dissolve in, mix with, or be wetted by watera hydrophobic colloid Compare hydrophilic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for hydrophobic

hydrophobic

[ hī′drə-fōbĭk, -fŏbĭk ]

adj.

Repelling, tending not to combine with, or unable to dissolve in water.
Of or exhibiting hydrophobia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.