formally
Definitions
In accordance with rules, conventions, or etiquette.
In a manner that is official, explicit, or strictly structured.
With regard to the outward shape or structure of something.
Examples
The committee was formally introduced to the new project guidelines during the morning meeting.
He was formally invited to attend the gala as a guest of honor.
Synonyms
officially ceremoniously properly conventionally solemnly stiffly decorously
Antonyms
informally casually unofficially relaxed familiarly candidly loosely