1. or else in place of, or as an alternative to
  2. airless lacking fresh air
  3. Arales Araceae; Lemnaceae
  4. wireless medium for communication
  5. arles money given by a buyer to a seller to bind a contract
  6. Araliaceae mostly tropical trees and shrubs and lianas: genera Panax and Hedera
  7. Aral Sea a lake to the east of the Caspian Sea lying between Kazakhstan and Uzbekistan
  8. Aurelius Emperor of Rome
  9. earless lacking external ears
  10. Arilus a genus of Reduviidae
  11. Urals a mountain range in western Russia extending from the Arctic to the Caspian Sea; forms part of the traditional boundary between Europe and Asia
  12. aerophilous depending on free oxygen or air
  13. air well a shaft for ventilation
  14. worthless lacking in usefulness or value
  15. Oriolus type genus of the Oriolidae
  16. aerosol a cloud of solid or liquid particles in a gas
  17. errorless free from error
  18. Jerry Lee Lewis United States rock star singer and pianist (born in 1935)
  19. aerolite a stony meteorite consisting of silicate minerals
  20. artless simple and natural; without cunning or deceit