English Explanatory Dictionary

rickettsia

English dictionary entry

Meanings

noun
  1. Any of a group of gram-negative bacteria, of the genus Rickettsia, carried as parasites by ticks, fleas and lice, that cause typhus and other diseases.
  2. Any bacterium of the order Rickettsiales.

Word forms

rickettsia rickettsias rickettsiae

Etymology

Borrowed from translingual Rickettsia (genus name), from Howard Taylor Ricketts, equivalent to Ricketts + -ia.

Related words

Rickettsia Rickettsieae Rickettsiaceae Rickettsiales

Derived words

rickettsemia rickettsial rickettsialpox rickettsiemia rickettsiology
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