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[am-ok-suh-sil-in, uh-mok-] /æmˌɒk səˈsɪl ɪn, əˌmɒk-/
noun, Pharmacology
a semisynthetic penicillin, C 18 H 19 N 3 O 5 S, taken orally as a broad-spectrum antibiotic.
1970-75; perhaps am(ino-hydr)ox(yphenyl) part of its chemical name + (pen)icillin Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for amoxicillin
  • amoxicillin is a penicillin antibiotic and the drug of first choice.
  • It is less expensive than amoxicillin and particularly useful for patients with mild sinusitis who are allergic to penicillin.
  • For example, if you are allergic to penicillin, you should also avoid amoxicillin or ampicillin.
amoxicillin in Medicine

amoxicillin a·mox·i·cil·lin (ə-mŏk'sĭ-sĭl'ĭn)
A derivative of ampicillin that is effective against a broad range of gram-negative and gram-positive bacteria.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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amoxicillin in Science
An antibiotic derived from penicillin, having an antibacterial spectrum of action similar to that of ampicillin. Chemical formula: C16H19N3O5.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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