noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A secondary spore borne on a promycelium, or a filament produced from a spore, in certain kinds of minute fungi.
2. 2
   An ascospore.
3. 3
   Any spore.

Etymology

From New Latin sporidium, from Ancient Greek σπορά (sporá, “seed”) + -idium.

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