perpendicular

mastery
UK /ˌpɜː.pənˈdɪk.jə.lə(ɹ)/ US /ˌpɝ.pənˈdɪk.ju.lɚ/adjnoun

card 1 of 10 · antonym

Which word is most opposite in meaning to **perpendicular** in the sentence below?

The two lines are perpendicular.