décidément znamená v Angličtina

decidedly▼◼◼◼(in a decided manner)
adverb
[UK: dɪ.ˈsaɪ.dɪd.li] [US: də.ˈsaɪ.dəd.li]

definitely▼◼◼◼(in a definite manner)
adverb
[UK: ˈde.fɪ.nət.li] [US: ˈde.fə.nət.li]He's definitely not coming. = Il ne viendra décidément pas.

definitely▼◼◼◼(without question and beyond doubt)
adverb
[UK: ˈde.fɪ.nət.li] [US: ˈde.fə.nət.li]He's definitely not coming. = Il ne viendra décidément pas.