areca Syllabification: (a·re·ca)Pronunciation: /əˈrēkə, ˈarikə, ˈe(ə)r-/ (also areca palm)Definition of areca noun a tropical Asian palm. Genus Areca, family Palmae: several species, in particular A. catechu Origin:via Portuguese from Malayalam áḍekkaareca in other Oxford dictionaries Definition of areca in the British & World English dictionary