otorhinolaryngology vs otolaryngology

otorhinolaryngology and otolaryngology both are nouns.

Word	Noun	Adjective	Verb	Adverb
otorhinolaryngology	Yes	No	No	No
otolaryngology	Yes	No	No	No

As nouns, otorhinolaryngology and otolaryngology are synonyms defined as:

otorhinolaryngology and otolaryngology: the medical specialty that deals with diseases of the ear, nose and throat

Other synonyms of otorhinolaryngology include rhinolaryngology.

otorhinolaryngology (noun)	otolaryngology (noun)
the medical specialty that deals with diseases of the ear, nose and throat	the medical specialty that deals with diseases of the ear, nose and throat