a c bell

Science Dictionary
Bell   (běl)  Pronunciation Key 
Scottish-born American scientist and inventor whose lifelong interest in the education of deaf people led him to conceive the idea of transmitting speech by electric waves. In 1876 his experiments with a telegraph resulted in his invention of the telephone. He later produced the first successful sound recorder, an early hearing aid, and many other devices.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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