dipole antenna vs dipole

dipole antenna and dipole both are nouns.

Word	Noun	Adjective	Verb	Adverb
dipole antenna	Yes	No	No	No
dipole	Yes	No	No	No

As nouns, dipole antenna and dipole are synonyms defined as:

dipole antenna and dipole: an aerial half a wavelength long consisting of two rods connected to a transmission line at the center

dipole antenna (noun)	dipole (noun)
an aerial half a wavelength long consisting of two rods connected to a transmission line at the center	an aerial half a wavelength long consisting of two rods connected to a transmission line at the center
	a pair of equal and opposite electric charges or magnetic poles separated by a small distance