Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class IV. Words Relating to the Intellectual Faculties
Division (I) Formation of Ideas
Section II. Precursory Conditions and Operations

465a. Indiscrimination.

   NOUN:INDISCRIMINATION; indistinctness, indistinction; want of distinction, want of discernment, inability to discriminate; uncertainty (doubt) [See Uncertainty].
   VERB:NOT DISCRIMINATE [See Discrimination]; overlook (neglect) [See Neglect]- a distinction; confound, confuse, jumble, jumble together, heap indiscriminately; swallow whole, judge in a lump, use loosely.
   ADJECTIVE:INDISCRIMINATE, indistinguishable, lacking distinction, undistinguished, undistinguishable; unmeasured; promiscuous, undiscriminating.
   QUOTATION:Valeat quantum valere potest.