cephalosporin
noun
ceph·a·lo·spo·rin ˌse-fə-lə-ˈspȯr-ən 
: any of several antibiotics produced by an imperfect fungus (genus Acremonium synonym Cephalosporium)
Example Sentences
Recent Examples on the Web The researchers examined which children had been given prescriptions for penicillin, penicillin with B-lactamase inhibitor, cephalosporin, sulfonamide or macrolide within the first six months of life. 
Jacqueline Howard, CNN, 20 Dec. 2019 Inside, the investigator found a computer running tests on ingredients for cephalosporin, an oral antibiotic used to treat bacterial infections. Katherine Eban, WIRED, 7 Aug. 2019 The superbug is resistant to beta-lactam antibiotics, a broad-spectrum group which includes methicillin as well as oxacillin and the cephalosporins. Ranjit Devraj, Quartz India, 23 July 2019 Subsequent to the transplant, the patients developed invasive infections from an E. coli strain that was resistant to a wide variety of antibiotics in the penicillin and cephalosporin groups. Beth Mole, Ars Technica, 14 June 2019 Yet, while there are many cephalosporins, only a handful have been reported to cause this reaction. Richard Klasco, New York Times, 15 June 2018 Most of these are cephalosporins, a class of broad-spectrum antibiotics that are used to treat a variety of infections. Richard Klasco, New York Times, 15 June 2018 In some cases, the results and your personal sensitivities to certain antibiotics like penicillin or cephalosporin may indicate that nitrofurantoin or trimethoprim-sulfamethoxazole are the best way to go. Korin Miller, SELF, 18 Jan. 2018 The bacteria produce an enzyme called Klebsiella pneumoniae carbapenemase that makes a range of antibiotics ineffective, including beta-lactams, penicillins, and cephalosporins. NBC News, 6 Feb. 2018 See More
Jacqueline Howard, CNN, 20 Dec. 2019 Inside, the investigator found a computer running tests on ingredients for cephalosporin, an oral antibiotic used to treat bacterial infections. Katherine Eban, WIRED, 7 Aug. 2019 The superbug is resistant to beta-lactam antibiotics, a broad-spectrum group which includes methicillin as well as oxacillin and the cephalosporins. Ranjit Devraj, Quartz India, 23 July 2019 Subsequent to the transplant, the patients developed invasive infections from an E. coli strain that was resistant to a wide variety of antibiotics in the penicillin and cephalosporin groups. Beth Mole, Ars Technica, 14 June 2019 Yet, while there are many cephalosporins, only a handful have been reported to cause this reaction. Richard Klasco, New York Times, 15 June 2018 Most of these are cephalosporins, a class of broad-spectrum antibiotics that are used to treat a variety of infections. Richard Klasco, New York Times, 15 June 2018 In some cases, the results and your personal sensitivities to certain antibiotics like penicillin or cephalosporin may indicate that nitrofurantoin or trimethoprim-sulfamethoxazole are the best way to go. Korin Miller, SELF, 18 Jan. 2018 The bacteria produce an enzyme called Klebsiella pneumoniae carbapenemase that makes a range of antibiotics ineffective, including beta-lactams, penicillins, and cephalosporins. NBC News, 6 Feb. 2018 See More Word History
Etymology
New Latin Cephalosporium, genus of fungi + -in entry 1
First Known Use
1951, in the meaning defined above
Medical Definition
cephalosporin
noun
ceph·a·lo·spo·rin ˌsef-ə-lə-ˈspōr-ən, -ˈspȯr-
: any of several beta-lactam antibiotics produced by an imperfect fungus of the genus Acremonium or made semisynthetically