red giant

Definition

A large red coloured star with a lower surface temperature than many stars, being at the final stage of moderately massive main-sequence stars.

Example Sentences

• "Maji orbits the Vamshi binary giant stars. Vamshi-A is a blue star of spectral class A4III which burns at half again the temperature of Sol. Vamshi-B is an aging red giant of class M5III, over 220 times the size of Sol."