An Etymological Dictionary of the German Language/weit
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weit, adj., ‘wide, broad, ample,’ from the equiv. MidHG. and OHG. wît; corresponding to OSax. and AS. wîd, E. wide, Du. wijd, OIc. víðr, ‘roomy, extended, spacious.’ Allied to Sans. vîtá, ‘straight’?. From its form Teut. vî-do- seems to be a partic. derivative of a root wī̆.