1) Spore 
An ascospore is a spore contained in an ascus or that was produced inside an ascus. This kind of spore is specific to fungi classified as ascomycetes (Ascomycota). Typically, a single ascus will contain eight ascospores. The eight spores are produced by a combination of a meiotic division followed by a mitotic division. The meiosis division turns ...
A spore borne in an ascus. 
• (n.) One of the spores contained in the asci of lichens and fungi. [See Illust. of Ascus.]
(from the article `fungus`) The complex fruiting bodies (ascocarps) of lichen fungi are of several types. The factors that induce fruiting in lichens have not been established ...
Diploid spore formed by ascomycete fungi, contained within an ascus.
As'co·spore noun [ Ascus + spore .] (Botany) One of the spores contained in the asci of lichens and fungi. [ See Illust. of Ascus .] 
Type: Term Pronunciation: as′kō-spōr Definitions: 1. A spore formed within an ascus; the sexual spore of Ascomycetes.
[n] - sexually produced fungal spore formed within an ascus
asexual spore produced by ascomycete fungi
noun sexually produced fungal spore formed within an ascus
a spore formed within an ascus.