merino vs merino sheep

merino and merino sheep both are nouns.

Word	Noun	Adjective	Verb	Adverb
merino	Yes	No	No	No
merino sheep	Yes	No	No	No

As nouns, merino and merino sheep are synonyms defined as:

merino and merino sheep: white sheep originating in Spain and producing a heavy fleece of exceptional quality

merino (noun)	merino sheep (noun)
white sheep originating in Spain and producing a heavy fleece of exceptional quality	white sheep originating in Spain and producing a heavy fleece of exceptional quality