stellar association

noun Astronomy.

a sparsely populated group of between 10 and 1000 young stars of similar spectral type and common origin that are moving too fast to form a permanent, gravitationally bound system.

Nearby words

  1. stella,
  2. stella polaris,
  3. stella, frank,
  4. stella, joseph,
  5. stellar,
  6. stellar evolution,
  7. stellar wind,
  8. stellarator,
  9. stellate,
  10. stellate abscess

Also called association of stars, association. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019