distichous Syllabification: (dis·ti·chous)Pronunciation: /ˈdistikəs/Definition of distichous adjective Botany (of parts) arranged alternately in two opposite vertical rows. Derivatives distichously adverb Origin: mid 18th century: via Latin from Greek distikhos (see distich) + -ousdistichous in other Oxford dictionaries Definition of distichous in the British & World English dictionary