1. particle beam a collimated flow of particles
  2. articulate express or state clearly
  3. particle board wallboard composed of wood chips or shavings bonded together with resin and compressed into rigid sheets
  4. particular unique or specific to a person or thing or category
  5. particle (nontechnical usage) a tiny piece of anything
  6. particularism a focus on something particular
  7. particulate composed of distinct particles
  8. particularly to a distinctly greater extent or degree than is common
  9. particoloured having sections or patches colored differently and usually brightly
  10. particolored having sections or patches colored differently and usually brightly
  11. particularity the quality of being particular and pertaining to a specific case or instance
  12. Pithecolobium thorny shrubs and trees of tropical and subtropical America and Asia
  13. particularize be specific about
  14. particularise be specific about
  15. participate be involved in
  16. prodigal recklessly wasteful
  17. protocol forms of ceremony and etiquette observed by officials
  18. hard clam an edible American clam
  19. periodic edema recurrent large circumscribed areas of subcutaneous edema
  20. participle a form of the verb used as an adjective