noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The infection of a primary host with a parasite, particularly a helminth, in such a way that the complete life cycle of the parasite happens in a single organism, without the involvement of another host. countable, uncountable

Etymology

From auto- + infection.

Related phrases

life cycle

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