noun
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The highest point of something.
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The highest surface on the skull.
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The common point of the two rays of the angle, or its equivalent structure in polyhedra (meeting of edges) and higher order polytopes.
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A point on the curve with a local minimum or maximum of curvature.
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One of the elements of a graph joined or not by edges to other vertices.
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A point in 3D space, usually given in terms of its Cartesian coordinates.
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The point where the surface of a lens crosses the optical axis.
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An interaction point.
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The point where the prime vertical meets the ecliptic in the western hemisphere of a natal chart.
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A sharp downward point opposite a crotch, as in the letters "V" and "W" but not "Y".