|ōəˌmī|sēd.ēz noun plural
Usage: capitalized
Etymology: New Latin, from o- + -mycetes
: a subclass of parasitic of saprophytic fungi (class Phycomycetes) that includes water molds, white rusts, and downy mildews and that is distinguished from the Zygomycetes by having the gametangia usually differentiated into antheridia and oogonia and by producing oospores as a result of the sexual process
• oo·my·ce·tous -d.əs adjective