rhomboid

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rhom·boid

 (rŏm′boid′)
n.
A parallelogram with unequal adjacent sides, especially one having oblique angles.
adj. also rhom·boi·dal (-boid′l)
Shaped like a rhombus or rhomboid.
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.

rhomboid

(ˈrɒmbɔɪd)
n
(Mathematics) a parallelogram having adjacent sides of unequal length
adj
(Mathematics) having such a shape
[C16: from Late Latin rhomboides, from Greek rhomboeidēs shaped like a rhombus]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

rhom•boid

(ˈrɒm bɔɪd)

n.
1. an oblique-angled parallelogram with only the opposite sides equal.
adj.
3. Also, rhom•boi′dal. having a form similar to that of a rhombus; shaped like a rhomboid.
[1560–70; < Late Latin rhomboīdes < Greek rhomboeidḕs (schêma) rhomboid (form, shape). See rhombus, -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.rhomboid - a parallelogram with adjacent sides of unequal lengthsrhomboid - a parallelogram with adjacent sides of unequal lengths; an oblique-angled parallelogram with only the opposite sides equal
parallelogram - a quadrilateral whose opposite sides are both parallel and equal in length
2.rhomboid - any of several muscles of the upper back that help move the shoulder blade
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
greater rhomboid muscle, musculus rhomboideus major, rhomboideus major muscle - rhomboid muscle that draws the scapula toward the spinal column
lesser rhomboid muscle, musculus rhomboideus minor, rhomboid minor muscle - rhomboid muscle that draws the scapula toward the vertebral column and slightly upward
Adj.1.rhomboid - shaped like a rhombus or rhomboid; "rhomboidal shapes"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

rhomboid

[ˈrɒmbɔɪd]
A. ADJromboidal
B. Nromboide 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

rhomboid

nRhomboid nt
adjrhomboid
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
This is because remaining in these positions for long periods of time lengthens the rhomboids and shortens the pectoral muscles in the chest (which work in opposition to the rhomboids), creating a muscular imbalance that can result in back pain.
Thus, in the back area, the muscles strengthened were the latissimus dorsi, the rhomboids, the quadratus lumborum; in the hip, the gluteus muscles, the iliopsoas, the pelvitrochanteric muscles, the tensor fascia lata; and in the legs, the adductor muscles, the quadriceps, the hamstrings, the sartorius.
Writes Colpitt: "That optimistic, space-age decade was especially appropriate for the characteristic forms of parallelograms, diamonds, rhomboids, trapezoids, triangles, suggestive of speed and streamlined stylization."
Then, she identifies where her students store tension in their bodies, whether it's the neck, shoulders or rhomboids. "If you're holding tension, oxygen has basically stopped," Caplan says.
The outermost wrappings have been arranged in an ornate geometric pattern of overlapping rhomboids and also serve to frame the portrait.
The girl's body is wrapped in several layers of linen, and the outermost wrappings are ordered in intricate geometric patterns, with overlapping rhomboids framing the portrait.
The diagnosis for these patients varied from no diagnosis to thoracic degenerative discogenic pain, costovertebral joint dysfunction, levator scapulae syndrome, thoracic facet syndrome, dorsal back strain, myofascial pain of the rhomboids and finally DSN entrapment.
If you have mid-back pain, in addition to exercising the rhomboids, over-the-counter pain relievers, such as acetaminophen (Tylenol[R]), or nonsteroidal anti-inflammatory drugs (NSAIDs), such as ibuprofen (Advil[R]) or naproxen (Aleve[R]), may provide some relief.
Moving up the body, the rhomboids (the muscles between the shoulder blades and spine) become weak from our tendency to round the upper back.
To better anchor movements, you need the support of the muscles under your arms (serratus anterior) and between the shoulder blades (rhomboids).
Finally, simple geometric forms and patterns (varying from two nested rhomboids to an upside-down triangle filling the top half of a printed blue rectangle), made up of fields or rows of parallel threads carefully pulled taut across the carpets' surfaces, float delicately atop their support.