Alastrim

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A milder variant of smallpox uncountable
  2. 2
    a mild form of smallpox caused by a less virulent form of the virus wordnet

Etymology

From Portuguese alastrim, from alastrar (“to spread out”).

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