vertex

vertex

A corner point of a triangle or other geometric image. Vertices is the plural form of this term. See vertex shader.

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vertex

1. Maths

a. the point opposite the base of a figure

b. the point of intersection of two sides of a plane figure or angle

c. the point of intersection of a pencil of lines or three or more planes of a solid figure

2. Astronomy a point in the sky towards which a star stream appears to move

3. Anatomy the crown of the head

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vertex [′vər‚teks]

(astronomy)

The highest point that a celestial body attains.

On a great circle, that point that is closest to a pole.

(mathematics)

For a polygon or polyhedron, any of those finitely many points which together with line segments or plane pieces determine the figure or solid.

The common point at which the two sides of an angle intersect.

The fixed point through which pass all the elements of a cone or conical surface.

An intersection of a conic with one of its axes of symmetry.

A member of the set of points that are connected by the edges. Also known as node.

For a simplex, one of the finite set of points on which a simplex is based.

(optics)

One of the points where the surface of a lens intersects the optical axis.