Definition of Fortuitous: Fortuitous (adjective): Happening by accident or chance rather than by design; often with a positive outcome. Synonyms: accidental, serendipitous, lucky, unexpected Antonyms: intentional, planned, deliberate, expected Memory Tip: Think of “fortuitous” as a fortunate accident, like finding money on the ground just when you needed it. Conversation and Short Story Examples Here…