Main Entry:

³span

Function:

transitive verb

Inflected Form(s):

spanned; span·ning

Date:

1560

1 a: to measure by or as if by the hand with fingers and thumb extended b: measure2 a: to extend across <a career that spanned four decades> b: to form an arch over <a small bridge spanned the pond> c: to place or construct a span over3: to be capable of expressing any element of under given operations <a set of vectors that spans a vector space>