cephalothin

noun

ceph·​a·​lo·​thin ˈse-fə-lə-thən How to pronounce cephalothin (audio)
-ˌthin
: a semisynthetic broad-spectrum antibiotic derived from cephalosporin and used in the form of its sodium salt C16H15N2NaO6S2

Word History

Etymology

cephalosporin + thi- + -in entry 1

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of cephalothin was in 1962

Dictionary Entries Near cephalothin

Cephalothecium

cephalothin

cephalothorax

See More Nearby Entries 

Cite this Entry

“Cephalothin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cephalothin. Accessed 28 Nov. 2024.

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Medical Definition

cephalothin

noun
ceph·​a·​lo·​thin ˈsef-ə-lə-(ˌ)thin How to pronounce cephalothin (audio)
: a semisynthetic broad-spectrum antibiotic C16H15N2NaO6S2 that is an analog of a cephalosporin and is effective against penicillin-resistant staphylococci

More from Merriam-Webster on cephalothin

Britannica.com: Encyclopedia article about cephalothin

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