adjective. abnormally afraid of water.
Example sentences of the word hydrophobic
The hydrophobic ends of the molecules interact with the dirt and grease while the hydrophilic ends join with water, breaking the bond between the grease and the surface on which it resides.
2. Noun, singular or mass
This makes the protein more opposed to water, or hydrophobic, and is very useful for proteins that are part of membranes.