11 letters · 13 points in Scrabble
noun muscles between the ribs; they contract during inspiration
adjective located or occurring between the ribs
originEtymology tree Proto-Indo-European *h₁én Proto-Indo-European *h₁entér Proto-Italic *n̥ter Latin inter Latin inter-bor. English inter- English costal English intercostal From inter- + costal.
Etymology from Wiktionary, CC BY-SA 3.0