subclavius

[suhb-kley-vee-uh s]

noun, plural sub·cla·vi·i

[suhb-kley-vee-ahy] /sʌbˈkleɪ viˌaɪ/. Anatomy.

a small shoulder muscle, the action of which assists in depressing the shoulder.

Origin of subclavius

1695–1705; < New Latin subclāvius (musculus) subclavian (muscle), equivalent to Latin sub- sub- + clāvi(s) key (see clavicle) + -us adj. suffix

In a few cases the interposition of some fibres of the subclavius muscle between the fragments has prevented perfect reduction.
Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition.
Alexander Miles