IPA: //bæˌsɪdiəˈmaɪkɪtəs//
KK: /bæˌsɪdiəˈmaɪkɪtəs/
Relating to a group of fungi known as basidiomycetes, which includes mushrooms and toadstools.
The basidiomycetous fungi play a crucial role in decomposing organic matter.
Basidiomycetous is formed from "basidium" (from Greek "basis", meaning pedestal or base) and "mycetes" (from Greek "mukēs", meaning fungus). The term refers to fungi that produce spores on a pedestal-like structure, which is characteristic of this group.
Think of a 'base' ('basidium') supporting 'fungi' ('mycetes') — that's why basidiomycetous refers to fungi with a base structure for spore production.