Share WhatsApp Facebook Twitter Pinterest Email Optimistic Definition: The definition of optimistic is a feeling or attitude of being positive or hopeful about the future. Synonyms: Hopeful, Confident, Brave, Bright, Cheerful Antonyms: Pessimist, Dejected, Drooping, Disappointment, Cheerless 0 Related Posts Abandon – Definition, Synonyms and Antonym December 26, 2021 Abash – Definition, Synonyms and Antonym December 26, 2021 Abbreviate – Definition, Synonyms and Antonym December 26, 2021 Write A Comment Cancel Reply Save my name, email, and website in this browser for the next time I comment. Δ