dark cloud

[ därk ]

See absorption nebula.

Nearby words

  1. darjiling,
  2. dark,
  3. dark adaptation,
  4. dark ages,
  5. dark chocolate,
  6. dark comedy,
  7. dark continent,
  8. dark continent, the,
  9. dark current,
  10. dark energy

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.