Answer: spanning

AnswerCrossword Clue
SPANNINGCrossing over
SPANNINGExtending over.
SPANNINGActivity for Eads
spanningCover or enclose with the length of one's hand
spanning(of a bridge, arch, etc.) Extend from side to side of
spanningExtend across (a period of time or a range of subjects)
spanningSPAN, to extend over or across