Added 10 October 2026 scalenus /skəˈliː.nəs/ noun Categories: The BodyRare Words noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about scalenus at Wordnik → Where our words come from → Any of four pairs of muscles extending from the cervical vertebrae to the second rib; involved in moving the neck and in breathing. Related Words: mediusanterioranticusscalenestuberculumscaleneligamentumradialisquadratusstylohyoid Back to today's word