Keywords: telescope, astronomy, astronomer
As a Noun
1. A long, tube-shaped instrument with lenses inside it which you look through in order to make distant things appear larger and nearer. English = telescope.
2. The scientific study of the stars, planets, and other natural objects in space. English = astronomy.
3. A scientist who studies the stars, planets, and other natural objects in space. English = astronomer.
As a Verb or Adjective
1. To use or look through a telescope, to practise the science of astronomy.