Appendix 



Glossary of Laboratory Bacteriological Terms 



Acid curd, 

 Adherent, 



Aerobic 



Amorphous 

 Anaerobic, 



Anaerobic, 

 Anaerobic, 



Arborescent, 

 Autotrophic 



Beaded, 



Bipolar, 

 Brittle, 

 Butyrous, 

 Capsule, 



Chains, 



Chromogenesis, 

 Chromogenic, 

 Chromogen, 

 Ciliate, 



Clavate, 

 Coagulate, 



Commas, 

 Concave, 

 Concentric, 



Contoured, 



Convex, 

 Coriaceous, 



Crateriform, 

 Cretaceous, 

 Cuneate, 

 Dextrose, 



a curd produced by an acid. 



applied to the sporangium wall, when it continues 

 to enclose the developed spore. 

 (Strictly), growing only in the presence of free 

 oxygen. 



without visible differentiation in structure, 

 growing in the absence of free oxygen ; cannot grow 

 in presence of oxygen. 



(facultative), growing both in the presence and 

 absence of free oxygen. 



(strictly), growing only in the absence of free 

 oxygen. 



branched, tree-like growth. 



obtaining their atomic elements carbon, oxygen, 

 hydrogen, nitrogen, sulphur, and iron from inor- 

 ganic compounds or molecules. 



in stab or stroke culture, disjointed or semi-con- 

 fluent colonies along the line of inoculation, 

 at both poles or ends of the bacterial cell, 

 growth dry, friable under the platinum needle, 

 growth of butter-like consistency, 

 a gelatinous envelope surrounding bacteria (not 

 easily stained.) 



short chains contain from 2 to 8 elements, Long 

 chains more than 8 elements, 

 the production of color, 

 relating to or having chromogens. 

 any organic coloring matter. 



having fine, hair like extensions, resembling cilia, 

 sometimes not visible to the naked eye. 

 club-shaped. (Usually an involution form.) 

 to curdle or clot by chemical action or fermenta- 

 tion. 



shaped like a comma, 

 curving in. 



having a common center, as spheres or circles; said 

 loosely of any curves that are parallel or nearly 

 so. 



an irregular, smoothly undulating surface, like that 

 of a relief map. 

 curving out. 



growth tough, leathery, not yielding to the plati- 

 num needle. 



the crater-shaped liquefaction of a medium, 

 growth opaque, and white, chalky, 

 wedge-shaped, 

 grape sugar, glucose. 



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