astrophysics
nounfemininetécnico/ɐʃtɾufiˈzikɐ/medium
as·tro·fí·si·ca
Definition
Branch of astronomy that studies the physical properties of celestial bodies and the phenomena of the universe.
Modern astrophysics relies on highly precise space telescopes.
Her PhD is in theoretical astrophysics.
Common collocations
field of astrophysicsresearch in astrophysicsadvances in astrophysics
Etymology
Do grego 'astron' (astro) + 'physikḗ' (física).