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Drugs and diseases reference index

Drugs and diseases reference index
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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «M»:

  1. Morning-after pill Morning-after pill
    Morning-after pill: A form of contraception used after rather than before sexual intercourse. Morning-after pills interfere with pregnancy by blocking the implantation of the fertilized egg in the uterus (womb). The pills contain the same drugs as regular birth control pills, but in higher doses, an...
  2. Morphea Morphea
    Morphea: Skin changes that are localized to one or more patchy areas of skin that become hardened, dry, smooth and slightly pigmented. Morphea is called "localized scleroderma" but it rarely, if ever, evolves into full-fledged scleroderma, an autoimmune disease of the connective tissue....
  3. Morpheus Morpheus
    Morpheus: In Greek and Roman mythology, the son of sleep and the god of dreams who lay on an ebony bed in a dim-lit cave, surrounded by poppies. Morpheus was the son of Hypnos from whence comes hypnosis. To be in the arms of Morpheus is to be asleep. The drug morphine is named after Morpheus. The...
  4. Morphia Morphia
    Morphia: Another name for morphine. Both morphia and morphine come from the name of Morpheus, the ancient god of sleep and dreams....
  5. Morphine Morphine
    Morphine: A powerful narcotic agent with strong analgesic (painkilling) action and other significant effects on the central nervous system. It is dangerously addicting. Morphine is a naturally occurring member of a large chemical class of compounds called alkaloids. Morphine is highly effective in r...
  6. Morphology Morphology
    Morphology: 1. Literally, the study of form. The study of structure. 2. The form itself, as of an organ or part of the body....
  7. Morquio syndrome Morquio syndrome
    Morquio syndrome: An inherited error in carbohydrate metabolism that results in mucopolysaccharide accumulation and severe skeletal defects. The defects are present at birth and include severe deformity of the spine and chest, short neck, loose and enlarged joints, and irregular ends of the long bo...
  8. Mortality Mortality
    Mortality: A fatal outcome or, in one word, death. The word "mortality" is derived from "mortal" which came from the Latin "mors" (death). The opposite of mortality is, of course, immortality. Mortality is also quite distinct from morbidity (illness). A condition such as tuberculosis can cause morbi...
  9. Mortality rate Mortality rate
    Mortality rate: A death rate. There are a number of different types of mortality rates as, for examples, the following: The fetal mortality rate: The ratio of fetal deaths to the sum of the births (the live births + the fetal deaths) in that year. The infant mortality rate: The number of children d...
  10. Mortality rate, fetal Mortality rate, fetal
    Mortality rate, fetal: The ratio of fetal deaths to the sum of the births (the live births + the fetal deaths) in that year. In the United States, the fetal mortality rate plummeted from 19.2 per 1,000 births in 1950 to 9.2 per 1,000 births in 1980. ...
  11. Mortality rate, infant Mortality rate, infant
    Mortality rate, infant: The number of children dying under a year of age divided by the number of live births that year. The infant mortality rate is also called the infant death rate. The infant mortality rate is an important measure of the well-being of infants, children, and pregnant women becau...
  12. Mortality rate, maternal Mortality rate, maternal
    Mortality rate, maternal: The number of maternal deaths related to childbearing divided by the number of live births (or by the number of live births + fetal deaths) in that year. The maternal mortality rate in the United States in 1993 (and 1994) was 0.1 per 1,000 live births, or one mother dyin...
  13. Mortality rate, neonatal Mortality rate, neonatal
    Mortality rate, neonatal: The number of children dying under 28 days of age divided by the number of live births that year. The neonatal mortality rate in the United States, which was 8.4 per 1,000 live births in 1980, declined to 5.8 per 1,000 live births in 1990....
  14. Mortality, infant Mortality, infant
    Mortality, infant: The death of an infant before his or her first birthday. The infant mortality rate is, by definition, the number of children dying under a year of age divided by the number of live births that year. The infant mortality rate is also called the infant death rate. The infant morta...
  15. Morton disease Morton disease
    Morton disease: See: Morton's neuroma....