ellipsoidal, a.
(ɛlɪpˈsɔɪdəl)
[f. prec. + -al1.]
Having the nature or shape of an ellipsoid.
| 1831 Brewster Optics xli. §201. 344 A concave ellipsoidal reflector. 1845 Todd & Bowman Phys. Anat. I. 213 Some vesicles are..ovoidal, or ellipsoidal. 1849 Murchison Siluria iii. (1867) 58 The Llandillo formation..rises to the surface in the form of a rugged ellipsoidal mass. 1884 Law Times 9 Feb. 267/1 The proper shape for a ceiling of a room used for public speaking [is] ellipsoidal or coved. |