Word.ws English Dictionary

type classes

type classes is the plural of type class.

Meaning of type class

Noun

type class (plural type classes)

  1. A type system construct that supports ad hoc polymorphism (independent of the type hierarchy), first pioneered in Haskell.
    • A type class is defined with a trait that defines the abstraction. It can have any extension (instance) methods, as well as type-level members, meaning across instances.2021, Dean Wampler, chapter 5, in Programming Scala, 3rd edition, O'Reilly, →ISBN

Questions about type classes

What is type classes the plural of?
Type classes is the plural of type class.

Words near type classes in the dictionary

  1. type Bs
  2. type C
  3. type checker
  4. type checkers
  5. type class
  6. type classes
  7. type coercion
  8. type coercions
  9. type collection
  10. type collections
  11. type color

Source and license

Adapted from Wiktionary: type classes (page history and authors); type class (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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