adjective
- following established rules, customs, or ceremonies; official
- requiring or using serious, polite behavior and dress
- relating to the structure or form of something rather than its content
Usage: academic
noun
- a formal dance or social event
Examples
- The wedding ceremony was very formal and traditional.
- Please wear formal attire to the company dinner.
- She made a formal complaint to the manager.
- The students attended their high school formal.
- He used formal language in his business letter.
- The formal garden had perfectly trimmed hedges.
- We need formal approval before starting the project.