cardinal point

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cardinal point

[′kärd·nəl ¦pȯint]
(geodesy)
Any of the four principal directions: north, east, south, or west of a compass.
(optics)
Any one of six points in an optical system, namely, the two principal points, two nodal points, and two focal points. Also known as Gauss point.
References in periodicals archive ?
Effect of canopy height and canopy cardinal direction of exposure on the density of Diaphorina citri populations within citrus groves during winter in Florida.
The cognitive ability to operate the device and understand and demonstrate the O&M principles of lateral directionality, positional concepts, cardinal directions, definitions of landmarks and clues, and basic spatial awareness are additional considerations.
33) lho "height" succinctly for "the height of the son" or "the cardinal direction in which the sun reaches its highest position"
No differences were noted for trees in any specific cardinal direction or distance from the release tree.
The east-facing building is aligned to the cardinal directions.
The results: a circle, a spiral, the cardinal directions, and a physical and spiritual connection to nature.
If the compass direction is a cardinal direction (N, E, S, or W), then translate to ([0 or 360], 90, 180, or 270).
Cardinal direction of flowers did not significantly affect the numbers of thrips.
In this article, the author uses the four cardinal direction words and the fifth, the centrum, to present an outline of the primitive Chinese classification system.
The navigation chapters explain the nomenclature of maps and charts, the dead reckoning method, map orientation, triangulation, and finding cardinal direction from the sun and stars.