Wiktionary
n. (context astronomy English) A star that has left the main sequence but has not yet become a true giant star.
Wikipedia
A subgiant is a star that is brighter than a normal main-sequence star of the same spectral class, but not as bright as true giant stars. The term subgiant is applied both to a particular spectral luminosity class and to a stage in the evolution of a star.
Subgiant is a UK electro trio founded in London, consisting of Olly Maw, Dan Hayes, and Tushar Joshi, formed in 2004. Subgiant have made appearances at festivals such as Glastonbury, Bestival, Blissfields and Glade Festival as well as various clubs worldwide.
Usage examples of "subgiant".
Hunters' planet was therefore much farther from its primary than Earth was from Sol, but Hunters' Star was a blue-white subgiant, so that the total insolation received by both planets was very nearly equal.