First Known Use: circa 1681
Dictionary
1deltoid
noun del·toid \ˈdel-ˌtȯid\
: a large muscle of the shoulder
Full Definition of DELTOID
: a large triangular muscle that covers the shoulder joint and serves to raise the arm laterally
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Origin of DELTOID
New Latin deltoides, from Greek deltoeidēs shaped like a delta, from delta
Other Anatomy Terms
Rhymes with DELTOID
android, avoid, chancroid, colloid, conoid, crinoid, cuboid, cycloid, dendroid, devoid, discoid, factoid, fibroid, fungoid, ganoid, globoid, hydroid, hypnoid, keloid, mastoid, mucoid, ovoid, prismoid, pygmoid, rhizoid, rhomboid, schizoid, scombroid, sigmoid, spheroid, steroid, styloid, tabloid, thalloid, thyroid, toroid, toxoid, trochoid, typhoid, Veddoid, viroid
2deltoid
adjective
Definition of DELTOID
1
: having a triangular shape <a deltoid leaf> — see leaf illustration
2
: relating to, associated with, or supplying the deltoid
First Known Use of DELTOID
circa 1753
Other Anatomy Terms
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