authoritatively

This adverb describes a manner of speaking or acting that commands respect and obedience, typically because the person possesses recognized expertise or official power. It carries a strong connotation of confidence and certainty, suggesting that the information provided is definitive and not open to debate.

While often positive in professional or academic settings, the term can take on a negative tone if the authority is perceived as overbearing or arrogant. In such cases, it describes a tone that shuts down discussion or imposes a will upon others without sufficient justification.