adjective
- having momentous significance or consequences; decisively important; portentous: a fateful meeting between the leaders of the two countries.
- fatal, deadly, or disastrous.
- controlled or determined by destiny; inexorable.
- prophetic; ominous.
adjective
- having important consequences; decisively important
- bringing death or disaster
- controlled by or as if by fate
- prophetic
1710s, “prophetic,” from fate + -ful. Meaning “of momentous consequences” is from c.1800. Related: Fatefully.