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Definition of amoxicillin
amoxicillin
/əˌmɑːk.sɪˈsɪl.ɪn/
(UK: amoxycillin)
a · mox · i · cil · lin
Plural:amoxicillins
amoxicillin Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
5
amoxicillin Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A broad-spectrum semisynthetic antibiotic derived from penicillin, widely prescribed to treat bacterial infections such as ear infections, strep throat, pneumonia, and urinary tract infections.
Example
"The pediatrician prescribed a ten-day course of amoxicillin to clear up the child's middle ear infection."
• Rhymes for amoxicillin
Word Origin & Etymology
Coined in the early 1970s as a blend of parts of its chemical name, amino-hydroxy-benzylpenicillin, combining the stem '-cillin' from penicillin.
Cite this Entry
Wordmom. (2026). Definition of Amoxicillin. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/amoxicillin