Endospore

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The inner layer of a spore.
  2. 2
    a small asexual spore that develops inside the cell of some bacteria and algae wordnet
  3. 3
    A small vegetative spore produced by some bacteria.

Etymology

From endo- + spore.

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