albert bruce sabin

Science Dictionary
Sabin, Albert Bruce 1906-1993.  
American microbiologist and physician who developed a vaccine against polio that contained an active form of the polio virus (1957). This replaced a less effective vaccine, invented by Jonas Salk, that contained an inactivated form of the virus.
American Heritage
Science Dictionary
sabin   (sā'bĭn)  Pronunciation Key 
A unit of acoustic absorption such that one square meter of material of one sabin absorbs 100 percent of the sound energy that strikes it.
The American Heritage® Science Dictionary
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