| materia alba | Accumulation or aggregation of microorganisms, desquamated epithelial cells, blood cells and food debris loosely adherent to surfaces of plaques, teeth, gingiva or dental appliances. Origin: L. White matter (05 Mar 2000) |
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| materia | Substance or matter. Origin: L. Substance (05 Mar 2000) |
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| materia medica | 1. Material or substance used in the composition of remedies; a general term for all substances used as curative agents in medicine. 2. That branch of medical science which treats of the nature and properties of all the substances that are employed for the cure of diseases. Origin: L. See Matter, and Medical. Source: Websters Dictionary (01 Mar 1998) |
| alba | Synonym: white matter. Origin: fem. Of L. Albus, white (05 Mar 2000) |
| phlegmasia alba dolens | An extreme edematous swelling of the leg following childbirth, due to thrombosis of the iliofemoral veins. Synonym: leukophlegmasia dolens, milk leg, puerperal phlebitis, thrombotic phlegmasia, white leg. (05 Mar 2000) |
| miliaria alba | Miliaria with vesicles containing a milky fluid. (05 Mar 2000) |
| morphea alba | Morphea in which there is reduction or absence of normal skin pigmentation. (05 Mar 2000) |
| commissura alba | A narrow band of white substance bordering on the anterior median fissure of the spinal cord in front of the anterior gray commissure, and consisting of nerve fibres crossing over from one half of the spinal cord to the other. Synonym: commissura alba, anterior white commissure, commissura ventralis alba, ventral white column. (05 Mar 2000) |
| commissura ventralis alba | A narrow band of white substance bordering on the anterior median fissure of the spinal cord in front of the anterior gray commissure, and consisting of nerve fibres crossing over from one half of the spinal cord to the other. Synonym: commissura alba, anterior white commissure, commissura ventralis alba, ventral white column. (05 Mar 2000) |
| substantia alba | <anatomy> Brain tissue composed of myelin-coated nerve cell fibres. White matter carries information between the nerve cells in the brain and spinal cord. The inner portion of the cerebrum is composed of white matter. See: grey matter. (13 Nov 1997) |
| diarrhoea alba | An infectious disease of chicks and other young birds caused by the bacterium Salmonella pullorum, which is carried in the ovaries of adult hens and appears in the eggs; in incubator-hatched birds, the disease usually involves the lungs and air sacs, but often spreads in flocks of young birds as an alimentary tract infection manifested by severe diarrhoea followed by septicaemia and death. Synonym: diarrhoea alba, white diarrhoea. (05 Mar 2000) |
| linea alba | A fibrous band running vertically the entire length of the centre of the anterior abdominal wall, receiving the attachments of the oblique and transverse abdominal muscles. Synonym: Hunter's line, white line. (05 Mar 2000) |
| lochia alba | The last discharge no longer tinged with blood. Synonym: lochia purulenta. (05 Mar 2000) |
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