In ordinary English, optimism may be synonymous with idealism —often, unrealistic or foolish optimism in particular. The term derives from the Latin optimum, meaning "best".

The meaning of OPTIMISM is a doctrine that this world is the best possible world. How to use optimism in a sentence.

2 days ago · Deepika Chopra PsyD on February 18, 2026 Why “just stay positive” backfires and the science-backed approach to optimism that builds resilience, agency, and emotional strength in …

Jan 30, 2026 · Optimism is defined as a mental attitude characterized by hope and confidence in success and a positive future. Optimists tend to view hardships as learning experiences or temporary …

Optimism, the theory, in philosophy, that the world is the best of all possible worlds or, in ethics, that life is worth living. It is derived from the Latin optimum (‘best’).

OPTIMISM definition: a disposition or tendency to look on the more favorable side of events or conditions and to expect the most favorable outcome. See examples of optimism used in a sentence.

May 8, 2023 · Optimism is an attitude characterized by hope, according to the American Psychological Association (APA). When you’re optimistic, you feel like positive things will happen and that things can...