1. A large, old, luminous star; has a relatively low surface temperature and a diameter large relative to the sun
   - red giant

Derived forms: red giant stars

Type of: star

• uptick
• uptight
• uptil
• uptime
• Upton Beall Sinclair
• Upton Sinclair
• uptown
• uptrend
• upturn
• upturned
• Upupa
• Upupa epops
• Upupidae
• upward
• upwardly
• upwardly mobile
• upwards
• upwelling
• upwind
• Ur
• uracil
• uraemia
• uraemic
• uraeus
• Ural