adjective: characteristic of or befitting a person in authority
Example:Formal duties.
adjective: being in accord with established forms and conventions and requirements (as e.g. of formal dress)
Example:Pay one's formal respects.
adjective: (of spoken and written language) adhering to traditional standards of correctness and without casual, contracted, and colloquial forms
Example:The paper was written in formal English.
adjective: represented in simplified or symbolic form
adjective: refined or imposing in manner or appearance; befitting a royal court