FORMAL

Definition

1. noun a lavish dance requiring formal attire. — synonyms: ball
2. noun a gown for evening wear. — synonyms: dinner_dress, dinner_gown, evening_gown
3. adjective being in accord with established forms and conventions and requirements (as e.g. of formal dress).
4. adjective characteristic of or befitting a person in authority.
5. adjective (of spoken and written language) adhering to traditional standards of correctness and without casual, contracted, and colloquial forms.
6. adjective represented in simplified or symbolic form. — synonyms: conventional, schematic
7. adjective logically deductive.
8. adjective refined or imposing in manner or appearance. — synonyms: courtly, stately