Very important; noteworthy: having importance or significance in history.
Synonym of historical: of, concerning, or in accordance with recorded history or the past generally (See usage notes.)
Old-fashioned, untouched by modernity.
Various grammatical tenses and moods specially used in retelling past events.
Of critical importance to the success of a particular endeavor.
Having death as a possible or even likely outcome; perilous.
Of critical importance to the survival of a living organism.