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Definition of Rickettsiales
1. Noun. Pleomorphic Gram-negative microorganisms.
Exact synonyms: Order Rickettsiales
Generic synonyms: Animal Order
Group relationships: Division Eubacteria
Member holonyms: Family Rickettsiaceae, Rickettsiaceae, Chlamydiaceae, Family Chlamydiaceae
Generic synonyms: Animal Order
Group relationships: Division Eubacteria
Member holonyms: Family Rickettsiaceae, Rickettsiaceae, Chlamydiaceae, Family Chlamydiaceae
Medical Definition of Rickettsiales
1. An order of gram-negative bacteria including many that may cause disease in man or in other vertebrate or invertebrate hosts. (12 Dec 1998)
Lexicographical Neighbors of Rickettsiales
Literary usage of Rickettsiales
Below you will find example usage of this term as found in modern and/or classical literature:
1. Dis-Integrating Multiculturalismby Mute by Mute (2006)
"... as endosymbionts, and mitochondria developed from proteobacteria (in particular,
rickettsiales or close relatives) and chloroplasts from cyanobacteria. ..."