mī|sēlēəstəˈrilēə noun plural
Usage: capitalized M&S
Etymology: New Latin, literally, sterile mycelia
: a group that is usually considered more or less equivalent to an order and that comprises genera of imperfect fungi having no known spore stage and producing sclerotia, rhizomorphs, or simply mycelial masses — see ozonium , rhizoctonia , sclerotium