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cell phone
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Cell phone in use, c. 2006.
Cell phone in use, c. 2006. Cell phones are now more commonly referred to as smartphones, as most models offer Internet connectivity.

cell phone

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Also known as: cellular phone, cellular telephone, mobile cellular phone, mobile phone
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cellular telephone
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Martin Cooper

News •

Digital driving licences to be ‘put on phones this year’ • Jan. 18, 2025, 5:43 AM ET (The Telegraph)

cell phone, wireless telephone that permits telecommunication within a defined area that may include hundreds of square miles, using radio waves in the 800–900 megahertz (MHz) band. To implement a cell-phone system, a geographic area is broken into smaller areas, or cells, usually mapped as uniform hexagrams but in fact overlapping and irregularly shaped. Each cell is equipped with a low-powered radio transmitter and receiver that permit propagation of signals between cell-phone users. See also mobile telephone and smartphone. ...(100 of 79 words)

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