1. A Buckyball is a spherical or ellipsoidal cage made up of covalently bonded carbon atoms

2. Component stars of Algol binary systems have a spherical, or slightly ellipsoidal shape.

3. The arched side of the element has an ellipsoidal outer surface to avoid aberration of light.

4. An off-axis optical system for collecting and condensing electromagnetic radiation utilizes an ellipsoidal reflector configured to minimize the effects of magnification and optical aberrations.

5. Uniaxial movement is characteristic of cylindrical and hinged joints, Biaxial movement, of ellipsoidal and saddle-shaped joints, and polyaxial movement, of spherical joints

6. He as well as Artemidorus and others accepted a circular or ellipsoidal shape of the world and a Circumfluent ocean; Strabo alone adhered to the scientific theories of Eratosthenes.

7. An ellipsoidal reflector (M1, P) having primary and secondary focal points (F1, F2) along the major axis (8) is illuminated by a light source (S) and subtended by an acceptance cone (16) of the target (T).

8. Medical Definition of Acetobacter 1 capitalized : a genus of aerobic ellipsoidal to rod-shaped bacteria (family Pseudomonadaceae) that grow in the presence of alcohol, secure energy by oxidizing organic compounds to organic acids (as alcohol to acetic acid), and …