refined. 1. Characterized by discriminating taste and broad knowledge as a result of development or education: civilized, cultivated, cultured, educated, polished, urbane, well-bred. 2.
In the scientific classification established by Carl von Linne, linnÃ© each species has to be assigned to a (genus binary), nomenclature which in turn is a lower level of a hierarchy of (ranks, family, suborder, order, subclass, class/division, phyla kingdom and). domainacterial taxonomy is the taxonomy, i.e. the rank-based classification, of bacteria.
A vernacular term used to refer to any member of the bacterial genus Bacillus. 2. Term used to refer to any rod-shaped bacterium. [L. dim. of baculus, a rod, staff]. /BaÂ·cilÂ·lus/ (bah-silÂ´us) a genus of bacteria, including gram-positive, spore-forming bacteria; three species are potentially pathogenic.acillus. A genus of aerobic or facultatively anaerobic, spore-forming, ordinarily motile bacteria (family Bacillaceae) containing gram-positive rods. Motile cells are peritrichous; spores are thick walled and take Gram stain poorly; these organisms are chemoheterotrophic and are found primarily in soil.