Associations to the word «Astrophysics»

Wiktionary

ASTROPHYSICS, noun. The branch of astronomy or physics that deals with the physical properties of celestial bodies and with the interaction between matter and radiation in celestial bodies and in the space between them.

Dictionary definition

ASTROPHYSICS, noun. The branch of astronomy concerned with the physical and chemical properties of celestial bodies.

Wise words

We should have a great fewer disputes in the world if words were taken for what they are, the signs of our ideas only, and not for things themselves.
John Locke