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penicillin
[ pen-uh-sil-in ]
noun
- any of several antibiotics of low toxicity, produced naturally by molds of the genus Penicillium and also semisynthetically, having a bactericidal action on many susceptible Gram-positive or Gram-negative cocci and bacilli, some also being effective against certain spirochetes.
penicillin
/ ËŒ±èÉ›²Ôɪˈ²õɪ±ôɪ²Ô /
noun
- any of a group of antibiotics with powerful bactericidal action, used to treat many types of infections, including pneumonia, gonorrhoea, and infections caused by streptococci and staphylococci: originally obtained from the fungus Penicillium, esp P. notatum. Formula: R-C 9 H 11 N 2 O 4 S where R is one of several side chains
penicillin
/ ±èÄ•²Ô′Ä-²õıôâ€²Ä²Ô /
- An antibiotic drug obtained from molds of the genus Penicillium and used to treat or prevent various infections caused by gram-positive bacteria such as streptococcus . Penicillin was the first of a class of antibiotics (whose names end in –i³¦¾±±ô±ô¾±²Ô ) that are derived from it and are active against a broader spectrum of bacteria.
- See Note at Alexander Fleming
penicillin
- An antibiotic that is used to treat infections caused by some kinds of bacteria . Penicillin, which is derived from a common kind of mold that grows on bread and fruit, was the first antibiotic discovered and put into widespread use.
Notes
˜yÐÄvlog History and Origins
Origin of penicillin1
˜yÐÄvlog History and Origins
Origin of penicillin1
Compare Meanings
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Example Sentences
“A number of efforts were put forward to get people diagnosed early and get people connected and treated with penicillin as soon as they were diagnosed.â€
Rachael Evans, 37, said the lack of care given to her grandmother was "unbelievable" - including giving her penicillin despite an allergy and diagnosing her with cancer and Parkinson's disease without informing the family.
Dr. Endo said his career was also inspired by a biography he read of Alexander Fleming, the Scottish biologist who discovered penicillin in the 1920s.
Almost a century ago, the discovery of antibiotics like penicillin revolutionized medicine by harnessing the natural bacteria-killing abilities of microbes.
Infection after wounds was a terrible problem in World War I and early in World War II until penicillin became widely available in 1943.
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