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5 dictionary results for: Vertices
Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
ver·ti·ces       [vur-tuh-seez] Pronunciation Key
–noun
a pl. of vertex.
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
ver·tex       [vur-teks] Pronunciation Key
–noun, plural -tex·es, -ti·ces       [-tuh-seez] Pronunciation Key.
1.the highest point of something; apex; summit; top: the vertex of a mountain.
2.Anatomy, Zoology. the crown or top of the head.
3.Craniometry. the highest point on the midsagittal plane of the skull or head viewed from the left side when the skull or head is in the Frankfurt horizontal.
4.Astronomy. a point in the celestial sphere toward which or from which the common motion of a group of stars is directed.
5.Geometry.
a.the point farthest from the base: the vertex of a cone or of a pyramid.
b.a point in a geometrical solid common to three or more sides.
c.the intersection of two sides of a plane figure.
[Origin: 1560–70; < L: a whirl, top (of the head), equiv. to vert(ere) to turn + -ex (s. -ic-) n. suffix]
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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American Heritage Dictionary - Cite This Source - Share This
ver·tex       (vûr'těks')  Pronunciation Key 
n.   pl. ver·ti·ces (-tĭ-sēz') also ver·tex·es
  1. The highest point; the apex or summit: the vertex of a mountain.
  2. Anatomy
    1. The highest point of the skull.
    2. The top of the head.
    3. The point at which the sides of an angle intersect.
    4. The point on a triangle or pyramid opposite to and farthest away from its base.
    5. A point on a polyhedron common to three or more sides.
  3. Astronomy The highest point reached in the apparent motion of a celestial body.
  4. Mathematics
    1. The point at which the sides of an angle intersect.
    2. The point on a triangle or pyramid opposite to and farthest away from its base.
    3. A point on a polyhedron common to three or more sides.


[Latin, whirlpool, crown of the head (where the hair forms a whorl), vertex, from vertere, to turn; see wer-2 in Indo-European roots.]

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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American Heritage Dictionary - Cite This Source - Share This
ver·ti·ces       (vûr'tĭ-sēz')  Pronunciation Key 
n.   A plural of vertex.

(Download Now or Buy the Book)
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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The American Heritage Science Dictionary - Cite This Source - Share This
vertex       (vûr'těks')  Pronunciation Key 
Plural vertices (vûr'tĭ-sēz') or vertexes
  1. The point at which the sides of an angle intersect.
  2. The point of a triangle, cone, or pyramid that is opposite to and farthest away from its base.
  3. A point of a polyhedron at which three or more of the edges intersect.

The American Heritage® Science Dictionary
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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