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Dictionary  cel'lular phone'a mobile telephone system using low-powered radio transmitters, with each transmitter covering a distinct geographical area (cell), and computer equipment to switch a call from one area to another, thus enabling large-scale car or portable phone service. Also called cel'lular mo'bile ra'dio, cel'lular tel'ephone, mobile phone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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