omen [omens](prophetic significance) noun [UK: ˈəʊ.men] [US: ˈoʊ.men]
antaŭsigno, omeno noun
omen [omens](something which portends or is perceived to portend a good or evil event or circumstance in the future; an augury or foreboding) noun [UK: ˈəʊ.men] [US: ˈoʊ.men]