rickettsiales
1. [ noun ] (biology,zoology) pleomorphic gram-negative microorganisms
Synonyms: order_Rickettsiales
Related terms: animal_order division_Eubacteria Chlamydiaceae Rickettsiaceae
Similar spelling:   rickettsial
  rickettsia
  rickettsias
  rickettsialpox
  Rickettsiaceae
  rickettsiosis
  ricketsialpox