depressor supercilii (muscle)

de·pres·sor su·per·ci·li·i (mus·cle)

[TA]

facial muscle arising from nasal part of frontal bone, medial to the corrugator supercili and inserting into the skin underlying the middle of the eyebrow; action, depresses eyebrow; nerve supply, facial.

Synonym(s): musculus depressor supercilii [TA], depressor muscle of eyebrow