Astrophysicist

/ˌæs.trəˈfɪz.ɪ.sɪst/

Meaning & Definition

noun
A scientist who specializes in the branch of astronomy that deals with the physical properties and phenomena of celestial bodies and the universe.
The astrophysicist presented groundbreaking research on the formation of black holes.
A researcher engaged in the study of the universe, including the properties of stars, galaxies, planets, and cosmic phenomena.
As an astrophysicist, she is often involved in discussions about the potential for extraterrestrial life.
An expert in the application of the principles of physics to understand astronomical observations and phenomena.
The astrophysicist used advanced simulations to predict the behavior of distant galaxies.
A specialist who applies physical laws to astronomical scenarios to explain celestial events.
His work as an astrophysicist has contributed significantly to our understanding of dark matter.

Etymology

Derived from 'astro-', meaning relating to stars, and 'physicist', meaning a scientist specializing in physics.

Common Phrases and Expressions

space-time continuum:
The four-dimensional continuum combining the three dimensions of space with the fourth dimension of time to describe the effects of gravity.
dark matter:
A form of matter that does not emit or interact with observable electromagnetic radiation.
event horizon:
The boundary around a black hole beyond which no light or other radiation can escape.

Related Words

Slang Meanings

star nerd
He's such a star nerd; he spends all his time studying astrophysics.
space geek
Don't mind her, she's just a space geek fascinated by astrophysics.