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cell phone

American  
[sel-fohn] / ˈsɛlˌfoʊn /
Or cellphone

noun

Telecommunications.
  1. a wireless telephone using a system of 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 broad-scale portable phone service.

  2. such a wireless telephone that has other functions, as text messaging or internet access.

  3. mobile phone.


cell phone Cultural  
  1. A portable telephone that uses wireless cellular technology to send and receive phone signals. This technology works by dividing the Earth into small regions called cells. Within each cell the wireless telephone signal goes over its assigned bandwidth to a cell tower, which relays the signal to a telephone switching network, connecting the user to the desired party.


Discover More

The proximity to a cell tower is often the key to good reception when using a cell phone.

Etymology

Origin of cell phone

First recorded in 1980–85; cell(ular) ( def. ) + phone 1 ( def. )

Compare meaning

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The third thought his cell phone was part of his anatomical makeup.

From The Wall Street Journal • Apr. 22, 2026

Scientists have long been sounding the alarm, warning that cell phone addiction is associated with shortened attention spans, sleep problems and anxiety.

From Barron's • Apr. 22, 2026

Easy, recurring savings can often be accessed by switching cell phone or internet plans or insurance companies, or by refinancing a car loan, he said.

From MarketWatch • Feb. 19, 2026

There was no sign of the 84-year-old mom of “Today” show host Savannah Guthrie, but essentials she would travel with remained: her cell phone, wallet, car and medication.

From Los Angeles Times • Feb. 3, 2026

But she did it from her cell phone, rather than the office line, on which the conversations would have been recorded.

From "The Big Short" by Michael Lewis