Skip to the word

Added 10 October 2026

alastrim

noun

noun Definition from WordNet 3.1, Princeton University. More about alastrim at Wordnik → Where our words come from →

A mild form of smallpox caused by a less virulent form of the virus.

Origin

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

From Wiktionary, via Kaikki.org (CC BY-SA)

Back to today's word