umls-concept:C0043393 | skos:definition | MSH: A general term for single-celled rounded fungi that reproduce by budding. Brewers' and bakers' yeasts are SACCHAROMYCES CEREVISIAE; therapeutic dried yeast is YEAST, DRIED.,CSP: imprecise term used to refer to a member of one of the two largest groupings of fungi (the other being molds); yeasts are single-celled, usually rounded fungi that produce by budding (blastospore formation) or fission.,NCI: Various single-celled members of the fungal families, ascomycetes, basidiomycetes and imperfect fungi that tend to be unicellular for the greater part of their life cycle. (from On-line Medical Dictionary) | lld:umls |