astrophysics

(ăs'trō-fĭz'ĭks)
n. (used with a sing. verb)
The branch of astronomy that deals with the physics of stellar phenomena.

astrophysical as'tro·phys'i·cal adj.
astrophysicist as'tro·phys'i·cist (-fĭz'ĭ-sĭst) n.

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A branch of astronomy that deals mainly with the physics of stars, stellar systems, and interstellar material. The alliance of physics and astronomy, which began with the advent of spectroscopy, made it possible to investigate what celestial objects are and not just where they are.

For more information on astrophysics, visit Britannica.com.

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IN BRIEF: n. - A scientist who studies the properties of celestial bodies.

This is the "Ask an Astrophysicist" service of the Imagine the Universe! web site. — http://imagine.gsfc.nasa.gov/docs/ask_astro/ask_an_astronomer.html

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The branch of astronomy devoted to the study of the physical characteristics and composition of objects in the sky. Typical concerns of astrophysics are how much light the stars give off and the size, mass, and temperature of planets and stars.

For a list of words related to astrophysicist, see:

• Occupations and Job Titles

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See words rhyming with "astrophysics."

  See crossword solutions for the clue Astrophysicist.

Dansk (Danish)
n. - astrofysik

Nederlands (Dutch)
astrofysica, leer der natuurlijke gesteldheid van hemellichamen

Français (French)
n. - astrophysique

Deutsch (German)
n. - Astrophysik

Ελληνική (Greek)
n. - (φυσ.) αστροφυσική (επιστήμη)

Italiano (Italian)
astrofisica

Português (Portuguese)
n. - astrofísica (f)

Русский (Russian)
астрофизика

Español (Spanish)
n. - astrofísica

Svenska (Swedish)
n. - astrofysik
n. pl. - astrofysik

中文（简体）(Chinese (Simplified))
天体物理学

中文（繁體）(Chinese (Traditional))
n. pl. - 天體物理學
n. - 天體物理學

한국어 (Korean)
n. pl. - 천체 물리학
n. - 천체 물리

日本語 (Japanese)
n. - 天体物理学

العربيه (Arabic)
‏(الاسم) الفيزيا الفلكيه‏

עברית (Hebrew)
n. - ‮פיסיקה וכימיה של גופים שמיימיים, אסטרופיסיקה‬

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