n. In Roman mythology, a name sometimes given to Pluto, and hence to the infernal world.n. A prefix of Latin origin (in other forms di-, dif-), in force— separative or disjunctive, ‘apart,’ ‘asunder,’ ‘in different directions,’ etc., as in distend, dispart, dissident, etc., this force being often only indistinctly felt in the English word, as in dispose, dissent, distract, etc., and passing even in Latin into a merely intensive use, not felt at all in English, as in dispute; privative or negative, like the English un-, reversing or negativing the primitive, as in dissimilar, etc., having come, in this use, from its frequency in Middle Latin and Old French, to be recognized as a regular English prefix, and as such usable with almost any verb and adjective, as in disable, disesteem, disfavor, disoblige, disfellowship, etc., and in colloquial or dialectal use in such forms as disremember, disrecollect, etc.n. An abbreviation of discount.n. In Norse mythol., a guardian spirit.n. In printing, an abbreviation of distribution, that is, dead type which is to be distributed into the various boxes of the type-case. See distribution, 3, and distribute, v. i., 2.