Span
Span could mean:
span (unit of length)
span (architecture)
Span (band), a Norwegian punk rock band
Switched Port ANalyzer, a way to monitor computer networks, similar to a network tap
Linear span, in mathematics
(co)spans in category theory
wingspan, in Aerospace engineering (aircraft design)
span and div in HTML
CME SPAN - Standard Portfolio Analysis of Risk, a system developed by the Chicago Mercantile Exchange
For powerlines, the distance between two pylons
For aerial tramways, the distance between two supporting structures
For a bridge, the distance between supporting pylons or towers.