Definition, Meaning & Synonyms

astr

prefix
/æstr/
Definition
A prefix denoting something related to stars or celestial bodies.
Examples
  • Astronomy: the study of celestial bodies.
  • Astrophysics: the branch of physics dealing with the properties and behavior of celestial bodies.
  • Astronaut: a person trained to travel in space.
Meaning
The prefix ‘astr-‘ is derived from Greek, referring to stars or anything celestial. It is commonly used in various scientific and literary terms.
Synonyms
  • stellar
  • celestial
  • cosmic