deltoid
[ del-toid ]
/ ˈdɛl tɔɪd /
noun
Anatomy.
a large, triangular muscle covering the joint of the shoulder, the action of which raises the arm away from the side of the body.
adjective
Anatomy.
pertaining to or involving the deltoid.
Also deltoidal.
in the shape of a Greek capital delta (Δ); triangular.
Origin of deltoid
OTHER WORDS FROM deltoid
sub·del·toid, adjectiveWords nearby deltoid
Example sentences from the Web for deltoid
British Dictionary definitions for deltoid
deltoid
/ (ˈdɛltɔɪd) /
noun
the thick muscle forming the rounded contour of the outer edge of the shoulder and acting to raise the arm
adjective
shaped like a Greek capital delta, Δ; triangular
Word Origin for deltoid
C18: from Greek
deltoeidēs triangular, from
delta
Medical definitions for deltoid
deltoid
[ dĕl′toid′ ]
adj.
Of or relating to the deltoid muscle.
Triangular in shape or outline.
n.
The deltoid muscle.