Added 9 October 2026 lengthwise adjective Categories: Describing WordsRare Words In Latin: longitrorsus Wiktionary adjective ! Definition from WordNet 3.1, Princeton University. More about lengthwise at Wordnik → Where our words come from → Running or extending in the direction of the length of a thing. the lengthwise dimension adverb In the direction of the length. He cut the paper lengthwise Related Words: longwayslongitudinallongwiselengthwaysaxiallinearlongitudinallyrunningfore-and-aftlengthhalvedhalve Back to today's word