phone

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phone

(fōn) [Gr. phone, voice]
A single speech sound.

cell phone

, cellular phone
A portable telephone, used, for example, in ambulance-to-hospital communications and in 12-lead electrocardiogram transmission in some emergency medical systems. Although many people speculate that cellular phone use may increase the risk of brain cancers (e.g., gliomas or meningiomas), no correlation between moderate usage and cancer has been definitively identified.