aerial root


A root that develops from a location on a plant above the surface of the earth or water, as from a stem. For example, some orchids have aerial roots that grow from their stems and absorb water directly from the air.

Nearby words

  1. aerial mine,
  2. aerial perspective,
  3. aerial photograph,
  4. aerial pingpong,
  5. aerial railway,
  6. aerial survey,
  7. aerial tanker,
  8. aerial top dressing,
  9. aerial tramway,
  10. aerial yam

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