An explicit set of requirements to be satisfied by a material, product, or service.
2
An act of specifying.
noun
1
A person or thing that specifies.
2
A component of a phrase that is non-recursive and not found as a sister of the head of the phrase, but rather as a daughter of the maximal projection of the phrase.
noun
1
A pair of lenses set in a frame worn on the nose and ears in order to correct deficiencies in eyesight or to ornament the face.