'Endospore' definitions:
Definition of 'endospore'
(from WordNet)
noun
A small asexual spore that develops inside the cell of some bacteria and algae
Definition of 'Endospore'
From: GCIDE
- Endospore \En"do*spore\, n. [Endo- + spore.] (Bot.) The thin inner coat of certain spores. [1913 Webster]