pneumonic plague is a noun meaning "a rapidly progressive and frequently fatal form of the plague that can spread through the air from person to person; characterized by lung involvement with chill, bloody expectoration and high fever". It carries one recorded sense.
a rapidly progressive and frequently fatal form of the plague that can spread through the air from person to person; characterized by lung involvement with chill, bloody expectoration and high fever
Definitions, synonyms and semantic relations for pneumonic plague come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.