Span
Part of speech: noun
Definition: The space from the thumb to the end of the little finger when extended; nine inches; eighth of a fathom. Hence, a small space or a brief portion of time. The spread or extent of an arch or between its abutments, or of a beam, girder, truss, roof, bridge, or the like, between supports. The length of a cable, wire, rope, chain between two consecutive supports. A rope having its ends made fast so that a purchase can be hooked to the bight; also, a rope made fast in the center so that both ends can be used. A pair of horses or other animals driven together; usually, such a pair of horses when similar in color, form, and action. the space of all linear combinations of something
Part of speech: verb
Definition: To traverse the distance between. To cover or extend over an area or time period. Two horses of the same color drawing a carriage, moving in perfect unison. to generate an entire space by means of linear combinations To extend through the distance between or across.
Example sentence: The key to the future in an aging society is not found in increasing just our life span; we need to increase our health span at the same time.
Traverse
Part of speech: verb
Definition: To travel across, often under difficult conditions.To visit all parts of; to explore thoroughly; as, to traverse all nodes in a network.To rotate a gun around a vertical axis to bear upon a military target.To climb or descend a steep hill at a wide angle.
Part of speech: noun
Definition: A route used in mountaineering, specifically rock climbing, in which the descent occurs by a different route than the ascent.In fortification, a mass of earth or other material employed to protect troops against enfilade. It is constructed at right angles to the parapet.A series of points, with angles and distances measured between, traveled around a subject, usually for use as "control" i.e. angular reference system for later surveying work.
Example sentence: The marvelous richness of human experience would lose something of rewarding joy if there were no limitations to overcome. The hilltop hour would not be half so wonderful if there were no dark valleys to traverse.