hydrophilous Syllabification: (hy·droph·i·lous)Pronunciation: /hīˈdräfələs/Definition of hydrophilous adjective Botany (of a plant) water-pollinated. Derivatives hydrophilyPronunciation: /-ˈdräfəlē/ noun hydrophilous in other Oxford dictionaries Definition of hydrophilous in the British & World English dictionary