| / English Dictionary |
RICKETTSIA
| Pronunciation (US): |  | (GB): | |
Irregular inflected form: rickettsiae
I. (noun)
Sense 1
Meaning:
Any of a group of very small rod-shaped bacteria that live in biting arthropods (as ticks and mites) and cause disease in vertebrate hosts; they cause typhus and other febrile diseases in human beings
Classified under:
Hypernyms ("rickettsia" is a kind of...):
eubacteria; eubacterium; true bacteria (a large group of bacteria having rigid cell walls; motile types have flagella)
Holonyms ("rickettsia" is a member of...):
family Rickettsiaceae; Rickettsiaceae (microorganism resembling bacteria inhabiting arthropod tissues but capable of causing disease in vertebrates)
Derivation:
rickettsial (relating to or caused by rickettsias)
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