adverb in a serious or solemn manner
The general's speech conveyed the gravely serious nature of the situation.
The scientist warned of the gravely harmful effects of pollution on the ecosystem.
Doctors observed the patient's condition deteriorating gravely.
The defendant's actions were deemed gravely irresponsible by the court.
In a novel, the author described the protagonist's gravely serious expression as he delivered the news.
The psychologist noted the patient's gravely concerned demeanor during the therapy session.
The doctor's gravely tone indicated the severity of the patient's condition.
The news reporter delivered the gravely disturbing news of the natural disaster.
The judge spoke in a gravely voice as he delivered the verdict.