Phrase guide

rational function

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

Any function expressible as the quotient of two (coprime) polynomials (and which thus has poles at a finite, discrete set of points which are the roots of the denominator).

Definition source: English Wiktionary via Wiktextract

Topics: algebraic-geometry, complex-analysis, geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

6 source translations are retained for this English entry.

  • Finnish: rationaalifunktio — function expressible as the quotient of polynomials
  • German: rationale Funktion — function expressible as the quotient of polynomials
  • Hungarian: racionális függvény — function expressible as the quotient of polynomials
  • Polish: funkcja wymierna — function expressible as the quotient of polynomials
  • Russian: рациона́льная фу́нкция (racionálʹnaja fúnkcija) — function expressible as the quotient of polynomials
  • Turkish: rasyonel fonksiyon — function expressible as the quotient of polynomials