Mobile phone and Wireless telephone

Mobile phone noun - A hand-held mobile radiotelephone for use in an area divided into small sections, each with its own short-range transmitter/receiver.

Wireless telephone and mobile phone are semantically related. In some cases you can use "Wireless telephone" instead a noun phrase "Mobile phone".

Wireless telephone noun - A telephone that communicates by radio waves rather than along cables.

Mobile phone and wireless telephone are semantically related. Sometimes you can replace phrase "Mobile phone" with "Wireless telephone", this phrases are similar.