cuboid

[kyoo-boid]
adjective
1.
Also, cuboidal. resembling a cube in form.
2.
Anatomy. noting or pertaining to the outermost bone of the distal row of tarsal bones.
noun
3.
Mathematics. a rectangular parallelepiped.
4.
Anatomy. the cuboid bone.

Origin:
1700–10; < Greek kyboeidḗs cubelike. See cube1, -oid

subcuboid, adjective
subcuboidal, adjective
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World English Dictionary
cuboid (ˈkjuːbɔɪd)
 
adj
1.  shaped like a cube; cubic
2.  of or denoting the cuboid bone
 
n
3.  the cubelike bone of the foot; the outer distal bone of the tarsus
4.  maths a geometric solid whose six faces are rectangles; rectangular parallelepiped

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

cuboid
"cube-like," 1829, a modern coinage as if from Gk. kuboeides.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

cuboid cu·boid (kyōō'boid')
adj.
Having the approximate shape of a cube. n.
A tarsal bone on the outer side of the foot, articulating in front with the calcaneus and lateral cuneiform, and behind with the fourth and fifth metatarsal bones.


cu·boi'dal (kyōō-boid'l) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences for cuboidal
A small number of species even have tetrahedral or cuboidal shapes.
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