出典:Wiktionary
出典:『Wiktionary』 (2025/03/06 23:58 UTC 版)
From translingual Rickettsia (genus name), from Howard Taylor Ricketts, equivalent to Ricketts + -ia.
rickettsia (plural rickettsias or rickettsiae)
Rickettsia has no connection with rickets, which is a disease caused by vitamin D deficiency.