basidiospore

[ buh-sid-ee-oh-spawr, -spohr ]

noun

, Mycology.

1. a spore that is borne by a basidium.

basidiospore

/ bæˈsɪdɪəʊˌspɔː /

noun

1. one of the spores, usually four in number, produced in a basidium

basidiospore

/ bə-sĭd′ē-ə-spôr′ /

1. A sexually produced fungal spore borne on a basidium in the fungi known as basidiomycetes. Basidiospores are produced by the union of the nuclei at the tip of a binucleated segment of a hypha. The resulting zygote then divides by meiosis into four haploid nuclei, each of which migrates to the very tip to be released as a basidiospore. A typical mushroom produces billions of basidiospores.

Derived Forms

• baˌsidioˈsporous, adjective

Other Words From

• ba·sid·i·os·por·ous [b, uh, -sid-ee-, os, -per-, uh, s, -ee-, uh, -, spawr, -, uh, s, -, spohr, -], adjective

Word History and Origins

Origin of basidiospore¹

First recorded in 1855–60; basidi(um) + -o- + -spore

Example Sentences

D, Passage of a nucleus through the sterigma into the basidiospore.

From Project Gutenberg