malarias

Noun

malaria (countable and uncountable, plural malarias)

1. A disease spread by mosquito, in which a protozoan, Plasmodium, multiplies in blood every few days.

   Synonyms:

   ague, paludism

2. (archaic) Supposed poisonous air arising from marshy districts, once thought to cause fever.
   • The doctor had his hands full, as the air was so impregnated with malaria that men who had only landed some twenty-four hours were laid low with this extraordinarily violent type of fever.1887, Harriet W. Daly, Digging, Squatting, and Pioneering Life in the Northern Territory of South Australia, page 149

   Synonyms:

   miasma