elliptical /ɪˈlɪp.tɪk.əl/adjective 5noun 2forms 3 adjective5 •In a shape of, or reminding of, an ellipse; oval.Having admitted that the projectile was describing an orbit around the moon, this orbit must necessarily be elliptical; science proves that it must be so. — 1876 •(rare) Elliptic. •Of, or showing ellipsis; having a word or words omitted.If he is sometimes elliptical and obscure, it is because he has so much to tell us. — 1940 •relating to or containing an instance of ellipsis. •Concise, condensed. noun2 •An elliptical trainer. •An elliptical galaxy. formsellipticals · more elliptical · most elliptical