The story
- Latin · derived fromlegio
- English todaylegionella
From legion + translingual -ella, from Latin legio. Constructed from American Legion, after an outbreak of a then-unknown "mystery disease" (Legionnaires' disease) at a convention of the American Legion in Philadelphia in 1976.
Words from the same roots
Latinlegio all →
Leonlegion
Etymology from Wiktionary, CC BY-SA 4.0.