cellular telephone vs mobile phone

cellular telephone and mobile phone both are nouns.

Word	Noun	Adjective	Verb	Adverb
cellular telephone	Yes	No	No	No
mobile phone	Yes	No	No	No

As nouns, cellular telephone and mobile phone are synonyms defined as:

cellular telephone and mobile phone: a hand-held mobile radiotelephone for use in an area divided into small sections, each with its own short-range transmitter/receiver

Other synonyms of cellular telephone include cell, cellphone, cellular phone.

cellular telephone (noun)	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	a hand-held mobile radiotelephone for use in an area divided into small sections, each with its own short-range transmitter/receiver