noun ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   An acute, infectious, febrile disease of both humans and animals, caused by spirochetes of the genus Leptospira. countable, uncountable
2. 2
   an infectious disease cause by leptospira and transmitted to humans from domestic animals; characterized by jaundice and fever wordnet

Synonyms

All synonyms

7-day feveragueanthraxblack deathblack jaundicecanefield fever

Etymology

From Leptospira + -osis.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.