Wiktionary
n. (context linguistics grammar English) The inflected forms of an adjective that indicate different degrees of the attribute the adjective denotes, usually relative to something else; in general, the types of inflection available for an adjective to denote different degrees of its associated attribute; the positive#Noun (uninflected adjective), comparative#Noun and superlative#Noun forms.
Usage examples of "degrees of comparison".
Since, therefore, they saw that body and mind might be more or less beautiful in form, and that, if they wanted form, they could have no existence, they saw that there is some existence in which is the first form, unchangeable, and therefore not admitting of degrees of comparison, and in that they most rightly believed was the first principle of things which was not made, and by which all things were made.
They would not allow me to be a dwarf, because my littleness was beyond all degrees of comparison.