deltoid


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del·toid

 (dĕl′toid′)
n.
1. A thick triangular muscle covering the shoulder joint, used to raise the arm from the side.
2. See kite.
adj.
1.
a. Triangular.
b. Having the shape of a geometric kite.
2. Of or relating to the deltoid.

[New Latin deltoīdēs, from Greek deltoeidēs, triangular : delta, delta; see delta + -oeidēs, -oid.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

deltoid

(ˈdɛltɔɪd)
n
(Anatomy) the thick muscle forming the rounded contour of the outer edge of the shoulder and acting to raise the arm
adj
shaped like a Greek capital delta, Δ; triangular
[C18: from Greek deltoeidēs triangular, from delta]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

del•toid

(ˈdɛl tɔɪd)

n.
1. a large, triangular muscle covering the joint of the shoulder, the action of which raises the arm away from the side of the body.
adj.
2. pertaining to or involving the deltoid.
3. in the shape of a Greek capital delta (Δ); triangular.
[1675–85; < Greek deltoeidḗs delta-shaped =délt(a) delta + -oeidēs -oid]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.deltoid - a large triangular muscle covering the shoulder joint and serving to abduct and flex and extend and rotate the armdeltoid - a large triangular muscle covering the shoulder joint and serving to abduct and flex and extend and rotate the arm
skeletal muscle, striated muscle - a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes
rotator cuff - a supporting structure of the shoulder consisting of the muscles and tendons that attach the arm to the shoulder joint and enable the arm to move
Adj.1.deltoid - triangular or suggesting a capital delta, with a point at the apex
unsubdivided, simple - (botany) of leaf shapes; of leaves having no divisions or subdivisions
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

deltoid

[ˈdeltɔɪd]
A. ADJdeltoideo
B. Ndeltoides m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

del·toid

a. deltoideo-a.
1. en forma de delta;
2. rel. al músculo deltoides.
English-Spanish Medical Dictionary © Farlex 2012

deltoid

n deltoides m
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
One player ruled out is right-back Demeaco Duhaney, who has a deltoid ligament injury.
Participants were randomly assigned to receive either two doses of recombinant zoster vaccine or placebo administered into the deltoid muscle (922 and 924 patients, respectively).
This exercise targets your deltoid, triceps, glutes and latissimus&nbsp;dorsi&nbsp;and is a great way to tone your butt, stomach and arms at the same time.
While there was no deltoid atrophy in comparison to her unaffected shoulder, she generally had low muscle mass in both arms.
As an SMM fracture likely comes with a complete deltoid ligament, the reduction and fixation of SMM fractures can restore the competence of the medial osteoligament.[18] However, the external rotation test is widely recognized as a clinical tool for the diagnosis of syndesmotic instability with deltoid ligament incompetence.[19] Therefore, the external rotation stress test after bony fixation could be negative when the lateral fibular and SMM fractures are reduced and fixed in PER-Weber C fractures.
You might have guessed from its name but the exercise primarily trains the triceps -- the muscles running down the back of the upper part of your arms -- but also can help improve strength in the anterior deltoid (shoulder), pectoral (chest), and rhomboid (linked to the shoulder blades) muscles.
Physical exam findings were positive for left deltoid tenderness, restricted adduction, and tenderness upon passive abduction and arm elevation-reflexes, strength, and sensation were intact.
For example, if the middle deltoid contracts to abduct the humerus at the GH joint, the deltoid would also exert its pull onto the scapula, pulling it into downward rotation.
The clip, made by a hotel guest, shows Obama in a black gym suit, ear buds in place, choosing weights and working through an exercise routine that includes shoulder presses and deltoid lifts.
A restricted ROM of IR and HA is caused by tightness of posterior muscles (i.e., infraspinatus and posterior deltoid) and the posterior capsule (Borsa et al., 2005; Poser and Casonato, 2008; Yang et al., 2012).
The deltoid is a triangular muscle composed of the anterior, medial, and posterior portions and can generate great torque at the shoulder (11), (12).