LEARNit Dictionary
the Salk vaccine
noun
/ðə ˈsɔːlk væksiːn/
UK
/ðə ˈsɔːlk væksiːn/
US
1
a medicine used to prevent polio(= a serious disease affecting the nervous system), developed in 1954 by the US scientist Jonas Salk (1914-95)
واکسن فلج اطفال سالک