radioastronomy

An astronomer uses radioastronomy to study distant galaxies.

Definition

Noun: - Scientific field: "radioastronomy" is the branch of astronomy that studies celestial objects by analyzing radio waves emitted by them, rather than using visible light.

Usage Examples

• (This field uses radio waves to detect distant astronomical phenomena.)
• (It marked a shift from optical to radio-wave observation.)

Advanced Usage

• "Radioastronomy observatory": a facility equipped with radio telescopes to collect and analyze radio emissions from space.
  • The Arecibo Observatory was a key site for radioastronomy research. (It was a major center for studying radio waves from space.)

Variants and Related Words

• Radioastronomer (n): a scientist who specializes in radioastronomy.
  • The radioastronomer used a large dish antenna to map the galaxy. (A professional in this field.)
• Radioastronomical (adj): relating to radioastronomy.
  • Radioastronomical techniques require sensitive receivers. (Pertaining to the methods of this science.)

Synonyms

• Radio astronomy: an alternative spelling of the same term.
• Radio-wave astronomy: a descriptive phrase emphasizing the use of radio waves.

Related Idioms