athwart

1 from one side to the other of an intervening space <after it enters the Gulf of Mexico, the hurricane is predicted to advance athwart to the Texas coastline> Synonyms across, over, throughRelated Words clear

2 in a line or direction running from corner to corner <we hung the twisted strips of crepe paper athwart to the floor and ceiling so that they formed giant crosses on all four walls> Synonyms crosswise, bias, cornerways, cornerwise, crossways, diagonally, kitty-corner (also catty-corner or catercorner or kitty-cornered or catty-cornered or catercornered), obliquely, transverselyRelated Words acrossNear Antonyms lengthwise, longitudinally