hydrophile noun 2adjective 1forms 3 noun2 •Any hydrophilic substance. •Any organism that thrives in the presence of water.Hydrophiles usually retain flight capability because they must recolonize unstable habitats. — 1986 adjective1 •Hydrophilic.[...] reacts with water to a minimum extent, by contrast with minerals of the smectite group, which are regarded as very hydrophile due to their labile, “mobile” structure. — 2000 formshydrophiles · more hydrophile · most hydrophile