inner product vs scalar product

inner product and scalar product both are nouns.

Word	Noun	Adjective	Verb	Adverb
inner product	Yes	No	No	No
scalar product	Yes	No	No	No

As nouns, inner product and scalar product are synonyms defined as:

inner product and scalar product: a real number (a scalar) that is the product of two vectors

Other synonyms of inner product include dot product.

inner product (noun)	scalar product (noun)
a real number (a scalar) that is the product of two vectors	a real number (a scalar) that is the product of two vectors