Definition of erythromycin in English:
 erythromycin
noun ɪˌrɪθrə(ʊ)ˈmʌɪsɪnɪˌrɪθrəˈmaɪsɪn
mass nounMedicine An antibiotic used in the treatment of infections caused by Gram-positive bacteria. It is similar in its effects to penicillin.
This is obtained from the streptomycete bacterium Streptomyces erythreus
 Example sentencesExamples
-  This strain was resistant to methicillin, cephalothin, gentamicin, erythromycin, chloramphenicol and tetracycline.
 -  The most frequently used topical antibiotics are clindamycin and erythromycin.
 -  Treatment is with antibiotics such as erythromycin and tetracycline.
 -  In its early stages, leptospirosis can be treated with antibiotics such as penicillin, streptomycin, tetracycline and erythromycin.
 -  The disease responds to erythromycin or tetracycline and similar drugs.
 
Origin
  
1950s: from elements of the modern Latin taxonomic name Streptomyces erythreus + -in1.
   Definition of erythromycin in US English:
 erythromycin
nouniˌriTHrəˈmīsinɪˌrɪθrəˈmaɪsɪn
Medicine An antibiotic used in the treatment of infections caused by Gram-positive bacteria. It is similar in its effects to penicillin.
This is obtained from the streptomycete bacterium Streptomyces erythreus
 Example sentencesExamples
-  The most frequently used topical antibiotics are clindamycin and erythromycin.
 -  The disease responds to erythromycin or tetracycline and similar drugs.
 -  This strain was resistant to methicillin, cephalothin, gentamicin, erythromycin, chloramphenicol and tetracycline.
 -  In its early stages, leptospirosis can be treated with antibiotics such as penicillin, streptomycin, tetracycline and erythromycin.
 -  Treatment is with antibiotics such as erythromycin and tetracycline.
 
Origin
  
1950s: from elements of the modern Latin taxonomic name Streptomyces erythreus + -in.