(mi″kro-bi-o´tә) the microscopic living organisms of a region. adj., microbiot´ic., adj.
microbiota Related 'few, small, less, little' word units: mini-; mio-, meio-; nano-; oligo-, olig-. Related 'metric' families: yotta; zetta; exa; peta; tera; giga; mega; kilo; hecto; deka; deci; centi; milli; nano; pico; femto; atto; zepto; yocto.microbiota, microbiotic 1. Microscopic soil organisms not visible with the aid of a hand lens (magnifier). 2. Flora and fauna composed of microscopical organisms.