Word.ws English Dictionary

Kleene star

Kleene star noun: the asterisk, *, used as an operator to concatenate zero or more strings from a given set, widely used in regular expressions.

Noun

Kleene star (plural Kleene stars)

  1. The asterisk, *, used as an operator to concatenate zero or more strings from a given set, widely used in regular expressions.
    Synonyms:
    Kleene operator

Synonyms of Kleene star

Forms of Kleene star

pluralKleene stars

Origin of Kleene star

After Stephen Cole Kleene (1909-1994), American mathematician.

Questions about Kleene star

What does Kleene star mean?
Kleene star means the asterisk, *, used as an operator to concatenate zero or more strings from a given set, widely used in regular expressions.
What part of speech is Kleene star?
Kleene star is a noun.
What is the plural of Kleene star?
The plural of Kleene star is Kleene stars.

Words near Kleene star in the dictionary

  1. Kleene hierarchy
  2. Kleene operator
  3. Kleene operators
  4. Kleene plus
  5. Kleene pluses
  6. Kleene star
  7. Kleene stars
  8. Kleene's fixed-point theorem
  9. Kleene's recursion theorem
  10. Kleene's recursion theorems
  11. Kleene's theorem

Source and license

Adapted from Wiktionary: Kleene star (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.

Last updated:

Cite this entry: “Kleene star.” Word.ws, https://word.ws/kleene_star. Based on Wiktionary, CC BY-SA 4.0.