adjective: (anatomy) Relating to the sternum and the thyroid cartilage.
adjective: (anatomy) Of or pertaining to the sternothyroid muscle.
noun: (anatomy) Ellipsis of sternothyroid muscle.. [(anatomy) An infrahyoid muscle on each side of the body below the sternohyoid muscle that arises from the sternum and from the cartilage of the first and sometimes of the second ribs, inserts into the thyroid cartilage, and acts to draw the larynx downward by depressing the thyroid cartilage.]
