slipped disc vs ruptured intervertebral disc

slipped disc and ruptured intervertebral disc both are nouns.

Word	Noun	Adjective	Verb	Adverb
slipped disc	Yes	No	No	No
ruptured intervertebral disc	Yes	No	No	No

As nouns, slipped disc and ruptured intervertebral disc are synonyms defined as:

slipped disc and ruptured intervertebral disc: a painful rupture of the fibrocartilage of the disc between spinal vertebrae; occurs most often in the lumbar region

Other synonyms of slipped disc include herniated disc.

slipped disc (noun)	ruptured intervertebral disc (noun)
a painful rupture of the fibrocartilage of the disc between spinal vertebrae; occurs most often in the lumbar region	a painful rupture of the fibrocartilage of the disc between spinal vertebrae; occurs most often in the lumbar region