1. pearly nautilus cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions
  2. relentless never-ceasing
  3. paper nautilus cephalopod mollusk of warm seas whose females have delicate papery spiral shells
  4. parentless having no parent or parents or not cared for by parent surrogates
  5. plant louse any of several small insects especially aphids that feed by sucking the juices from plants
  6. chambered nautilus cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions
  7. brilliantly with brightness
  8. petulantly in an easily irritated or annoyed manner
  9. mercantilism system increasing a nation's wealth by government regulation
  10. paleontology the earth science that studies fossil organisms
  11. genus Nautilus type genus and sole recent representative of the family Nautilidae
  12. Phalaenoptilus a genus of Caprimulgidae
  13. aeronautics the theory and practice of navigation through air or space
  14. parlance a manner of speaking natural to a language's native speakers
  15. nautilus cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions
  16. Aralia nudicaulis common perennial herb having aromatic roots used as a substitute for sarsaparilla; central and eastern North America
  17. Pearl Bailey United States singer (1918-1990)
  18. purulent pleurisy a collection of pus in the lung cavity
  19. repellently in a repellent manner
  20. garmentless possessing no clothing