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hydrophobic

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

adjective

  1. of or relating to hydrophobia.

  2. Chemistry. having little or no affinity for water.


hydrophobic British  
/ ˌhaɪdrəˈfəʊbɪk /

adjective

  1. of or relating to hydrophobia

  2. chem tending not to dissolve in, mix with, or be wetted by water Compare hydrophilic

    a hydrophobic colloid

"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

Other Word Forms

Derived Forms

Etymology

Origin of hydrophobic

First recorded in 1640–50; hydrophobe + -ic

Vocabulary lists containing hydrophobic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In this study, the researchers synthesized PSPBs with different molecular weights and added varying amounts of hydrophobic monomers individually and with different alkyl chains through a process known as reversible addition-fragmentation chain transfer polymerization.

From Science Daily • May 30, 2024

This can be covalent bonds, hydrogen bridge bonds, van der Waals forces, and hydrophobic interactions.

From Science Daily • Apr. 4, 2024

The engineered protein, resembling a structure with five arms, exhibits a unique feature -- a hydrophobic pore within its coiled-coil configuration.

From Science Daily • Mar. 14, 2024

They know that it can be very effective as a hydrophobic, self-cleaning coating, but it's only now they realise how important the structure is for visible coloration.

From Science Daily • Feb. 7, 2024

It fortunately occurred to me, that the guaco, so celebrated for curing the bite or sting of all venomous snakes, might prove equally efficacious in hydrophobic cases.

From The Mirror of Literature, Amusement, and Instruction Volume 13, No. 372, May 30, 1829 by Various

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