移い動どう体たい通つう信しん

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Meanings

1

noun

mobile communications; cellular communications

Technical term for communication systems that serve moving terminals, such as mobile phones and vehicle-mounted radios.

移shift, move, change

動move, motion, change

体body, substance, object

通traffic, pass through, avenue

信faith, truth, fidelity

携けい帯たい電でん話わ
Refers specifically to a mobile phone handset, while 移動体通信 is the broader system or field of mobile communications.
モバイル通つう信しん
A more common, slightly less technical term for mobile communications, often used in consumer contexts.

Compound of 移動体 (mobile object) and 通信 (communication). A modern technical term with no obscure historical derivation.