Classifier

//ˈklæsɪfaɪɚ// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    Someone who classifies.

    "He was a model of anal defensiveness: fastidious in his dress and appearance, a collector and putter of things in order, a classifier and labeler."

  2. 2
    an algorithm that implements classification. wordnet
  3. 3
    A word or morpheme used in some languages (such as CJKV languages and American Sign Language), in certain contexts (such as counting), to indicate the semantic class to which something belongs.
  4. 4
    a word or morpheme used in some languages in certain contexts (such as counting) to indicate the semantic class to which the counted item belongs wordnet
  5. 5
    A machine that separates particles or objects of different size or density.
Show 3 more definitions
  1. 6
    a person who creates classifications wordnet
  2. 7
    A program or algorithm that classifies.
  3. 8
    A metaclass used to group other entities having common features.

    "A classifier can have several types of extra information attached to it via a UML mechanism called adornments."

Synonyms

All synonyms
classificator

Example

More examples

"He was a model of anal defensiveness: fastidious in his dress and appearance, a collector and putter of things in order, a classifier and labeler."

Etymology

From classify + -er.

Related phrases

subobject classifiersubset classifieramerican sign languagecounting wordmeasure word

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.