discriminator

Noun

discriminator (plural discriminators)

1. A person who differentiates things or concepts.
   • keen discriminator
   • Generally, we may say, that Mr. Smith is a very accomplished etymological scholar, a very keen discriminator, and that his illustrative examples are selected with great industry, and from a wide field of English literature […]1871, The British Quarterly Review, volume 54, page 279

   Synonyms:

   differentiator

2. A person who acts unfairly through prejudice.
   • I am not a discriminator
3. A test or variable, etc. that serves to distinguish between different things.
   • Colour is not an effective discriminator when it comes to the spiciness of food.
   • Moreover, the domainness variable also plays the role of weighting discriminators to balance the relatedness of the generated images to different domains. […] Taking semantic segmentation as an example, a typical way is to append a discriminator to the segmentation model, which is used to...2018 December 13, Rui Gong, Wen Li, Yuhua Chen, Luc Van Gool, “DLOW: Domain Flow for Adaptation and Generalization”, in arXiv, page 2481
4. Any of several electronic devices that convert some property of a signal into an amplitude whose value is proportional to the difference between the value of the input signal and that of a standard.
5. A feature of the seller's offering that differs from a competitor's offering and is important to the buyer in question.
   • An especially strong warranty can be a discriminator in some marketplaces.

   Synonyms:

   differentiator