noun
an astronomer who studies the physical properties of celestial bodies
• Derivationally related forms: ↑astrophysics
• Hypernyms: ↑astronomer, ↑uranologist, ↑stargazer
• Instance Hyponyms: ↑Hoyle, ↑Fred Hoyle, ↑Sir Fred Hoyle, ↑Hubble, ↑Edwin Hubble, ↑Edwin Powell Hubble
Useful english dictionary. 2012.