Ilocano Alternative forms silio Etymology Borrowed from Spanish sello. Pronunciation IPA(key): /ˈseljo/ [ˈse.ʎo] Hyphenation: se‧lio Noun selio (Kur-itan spelling ᜐᜒᜎᜒᜂ) postage stamp Derived terms manelioseliuan References Constantino, Ernesto (1971) Ilokano Dictionary. Searchable online at SEAlang.net.Wikiwand - on Seamless Wikipedia browsing. On steroids.