Meaning & Definition of word "Penicillin"
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Penicillin
/ˌpɛnɪˈsɪlɪn/
noun:
- 1. A group of antibiotics derived from Penicillium fungi, used to treat various bacterial infections.
- Example: The doctor prescribed penicillin to treat her strep throat.
- 2. The first antibiotic discovered, used extensively in the treatment of infections.
- Example: Penicillin revolutionized medicine by effectively treating bacterial infections.
- 3. A natural or synthetic substance that inhibits the growth of bacteria.
- Example: Many patients are allergic to penicillin, requiring alternative antibiotics.
Etymology
From the genus name Penicillium, which contains the antibiotic.
Common Phrases and Expressions
penicillin allergy:
An adverse reaction to the antibiotic penicillin.
penicillin resistance:
The condition in which bacteria are not affected by penicillin.
penicillin treatment:
The administration of penicillin to treat infections.
Related Words
antibiotic:
A substance that can kill or inhibit the growth of bacteria.
fungus:
A group of spore-producing organisms feeding on organic matter.
bacteria:
Microscopic single-celled organisms that can be beneficial or pathogenic.
Slang Meanings of penicillin
Meaning: Penny
Example Sentence: If you can't get the antibiotics, just take a 'penny' for a minor infection.
Meaning: Pen
Example Sentence: He's got a 'pen' for his infection; he'll be fine with a dose.