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bell, alexander graham

bell, alexander graham in Science
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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bell, alexander graham in Culture

Bell, Alexander Graham definition

An American inventor and scientist of the late nineteenth and early twentieth centuries, born in Scotland. He invented the telephone in 1876. Much of Bell's career was devoted to education of the deaf and to production of electronic devices to help them hear better.

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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