vertex

ver·tex

noun \ˈvər-ˌteks\

: a point where two lines meet to form an angle; especially : the point on a triangle that is opposite to the base

plural ver·ti·ces \ˈvÉ™r-tÉ™-ËŒsÄ“z\ also ver·tex·es

Full Definition of VERTEX

1

:  the top of the head

2

a :  the point opposite to and farthest from the base in a figure

b :  a point (as of an angle, polygon, polyhedron, graph, or network) that terminates a line or curve or comprises the intersection of two or more lines or curves

c :  a point where an axis of an ellipse, parabola, or hyperbola intersects the curve itself

3

:  a principal or highest point :  summit <the vertex of the hill>

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Origin of VERTEX

Middle English, top of the head, from Latin vertic-, vertex, vortic-, vortex whirl, whirlpool, top of the head, summit, from vertere to turn

First Known Use: 14th century

Other Mathematics and Statistics Terms

abscissa, denominator, divisor, equilateral, exponent, hypotenuse, logarithm, oblique, radii, rhomb

Rhymes with VERTEX

annex, apex, codex, complex, convex, cortex, culex, desex, duplex, DX, fourplex, ibex, ilex, index, Kleenex, latex, mirex, murex, MX, narthex, perplex, Perspex, phone sex, pollex, Pyrex, reflex, Rx, safe sex, scolex, silex, silvex, simplex, spandex, telex, Tex-Mex, triplex, unsex, vortex

ver·tex

noun \ˈvÉ™r-ËŒteks\   (Medical Dictionary)

plural ver·ti·ces \ˈvÉ™rt-É™-ËŒsÄ“z\ also ver·tex·es

Medical Definition of VERTEX

1

: the top of the head

2

: the highest point of the skull