orthogonal
1 antonym for orthogonal — opposites grouped by meaning.
Adj — Describes two things that meet or cross each other at a ninety-degree angle.
Antonyms
Etymology
From Middle French orthogonal, itself from Medieval Latin orthogōnālis and Latin orthogōnius ("right-angled"), ultimately from Ancient Greek ὀρθογώνιος (orthogṓnios, "rectangular"). By surface analysis, it is ortho- plus -gon plus -al.
Full origin of orthogonal →