penicillin
IPA: pɛnʌsˈɪɫʌn
noun
- (pharmacology) Any of a group of narrow-spectrum antibiotics obtained from Penicillium molds or synthesized, that have a beta-lactam structure and are active against gram-positive bacteria and used in the treatment of various infections and diseases.
- (mycology) A blue mold of the genus Penicillium that produces penicillin.
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Examples of "penicillin" in Sentences
- The story of penicillin is well-known throughout the world.
- The disease, once easily killed with a shot of penicillin, is increasingly becoming drug-resistant.
- The observation made by Professor Alexander Fleming which led to the discovery of penicillin, is now almost classical.
- A shot of penicillin is a cheap cure, but many people never experience specific symptoms and the disease remains undiagnosed.
- I'd rather be nice and rotten than covered with those whiskers of mold, although the penicillin is a pretty good preservative.
- On the other hand, experience has confirmed what might have been surmised, namely that penicillin is not effective in cases of, e.g. tuberculosis, typhoid fever, poliomyelitis, and a number of other infectious diseases.
- In this connection advantage was taken of the observation that the free penicillin is an acid which is more easily dissolved in certain organic solvents than in water, while its salts with alkali are more readily dissolved in water.
- In a time when annihilation and destruction through the inventions of man have been greater than ever before in history, the introduction of penicillin is a brilliant demonstration that human genius is just as well able to save life and combat disease.
- Jake Gyllenhaal makes some snow shoes out of the seats of a pair of wooden chairs (still not thinking to burn them in addition to the, you know, books of Knowledge That Is Wrong) and leads an exhibition to get some penicillin from a stray oil tanker that seems to have negotiated the New York City streets and run aground next door to the NYPL without any trace of a crew on board.
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