| 释义 |
elliptical galaxy
elliptical galaxyelliptical galaxyn. A galaxy with an elliptical shape, containing relatively little gas and dust and having older stellar populations as compared to spiral galaxies.ellip′tical gal′axy n. a galaxy having an elliptical shape. Compare spiral galaxy. elliptical galaxy
elliptical galaxy (i-lip -tă-kăl) See galaxies; Hubble classification.elliptical galaxy[ə′lip·tə·kəl ′gal·ik·sē] (astronomy) A galaxy whose overall shape ranges from a spheroid to an ellipsoid, without any noticeable structural features. Also known as E galaxy; spheroidal galaxy. |