orbit β the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.
production β the act of producing; creation; manufacture.
prolongation β the act of prolonging: the prolongation of a line.
protraction β the act of protracting; prolongation; extension.
purview β the range of operation, authority, control, concern, etc.
radius β a straight line extending from the center of a circle or sphere to the circumference or surface: The radius of a circle is half the diameter.
reach β to get to or get as far as in moving, going, traveling, etc.: The boat reached the shore.
scope β extent or range of view, outlook, application, operation, effectiveness, etc.: an investigation of wide scope.
span β the act of causing a spinning or whirling motion.
spread β to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out).
stretch β to draw out or extend (oneself, a body, limbs, wings, etc.) to the full length or extent (often followed by out): to stretch oneself out on the ground.
supplement β something added to complete a thing, supply a deficiency, or reinforce or extend a whole.
sweep β to move or remove (dust, dirt, etc.) with or as if with a broom, brush, or the like.