bell-shaped curve vs Gaussian curve

bell-shaped curve and Gaussian curve both are nouns.

Word	Noun	Adjective	Verb	Adverb
bell-shaped curve	Yes	No	No	No
Gaussian curve	Yes	No	No	No

As nouns, bell-shaped curve and Gaussian curve are synonyms defined as:

bell-shaped curve and Gaussian curve: a symmetrical curve representing the normal distribution

Other synonyms of bell-shaped curve include Gaussian shape, normal curve.

bell-shaped curve (noun)	Gaussian curve (noun)
a symmetrical curve representing the normal distribution	a symmetrical curve representing the normal distribution