loin vs short loin

loin and short loin both are nouns.

Word	Noun	Adjective	Verb	Adverb
loin	Yes	No	No	No
short loin	Yes	No	No	No

As nouns, short loin is a hyponym of loin; that is, short loin is a word with a more specific, narrower meaning than loin:

loin: a cut of meat taken from the side and back of an animal between the ribs and the rump
short loin: the portion of the loin from which porterhouse steaks are cut

loin (noun)	short loin (noun)
either side of the backbone between the hipbone and the ribs in humans as well as quadrupeds	the portion of the loin from which porterhouse steaks are cut
a cut of meat taken from the side and back of an animal between the ribs and the rump