Dictionary and Thesaurus

Definition of Fortuitous

• (a.) Happening by chance; coming or occuring unexpectedly, or without any known cause; chance; as, the fortuitous concourse of atoms.
• (a.) Happening independently of human will or means of foresight; resulting from unavoidable physical causes.

Synonyms of Fortuitous

• Causeless
• Uncaused

Antonyms of Fortuitous

Homophones of Fortuitous