my·co·my·ce·tes \ˌmīkōˌmīˈsēd.ēz\noun plural Usage: capitalized Etymology: New Latin, from myc- + -mycetes in some classifications: a class of fungi including the Ascomycetes and Basidiomycetes — compare phycomycetes • my·co·my·ce·tous\| ̷ ̷ ̷ ̷ˌ ̷ ̷|sēd.əs\adjective