Definitions
1.verbTo extend through the distance between or across."The suspension bridge spanned the canyon."
2.verbTo extend through (a time period)."The novel spans three centuries."
3.verbTo measure by the span of the hand with the fingers extended, or with the fingers encompassing the object."to span a space or distance; to span a cylinder"
4.verbTo generate an entire space by means of linear combinations.
5.verbTo be matched, as horses.
6.verbTo fetter, as a horse; to hobble.
7.nounThe process by which something is spanned.