reverse Polish notation

noun

An arithmetic notation in which numbers precede the operators to be applied to them.

“Back in my day, we had reverse Polish notation calculators: You had to write "2 4 3 * +" instead of "2 + 4 * 3".”

Similar
postfix notationsuffix notation

Meanings

nounreverse Polish notation (uncountable)
  1. uncountablearithmeticAn arithmetic notation in which numbers precede the operators to be applied to them.

    Back in my day, we had reverse Polish notation calculators: You had to write "2 4 3 * +" instead of "2 + 4 * 3".

    Synonyms: postfix notation

Synonyms & antonyms

nounAn arithmetic notation in which numbers precede the operators to be applied to them.

More synonyms by meaning

nouna parenthesis-free notation for forming mathematical expressions in which each operator follows its operands

Similar
postfix notationsuffix notation
Broader
parenthesis-free notation

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Czech reverzní polská notace
  • reverzní polská notacean arithmetic notation
German Umgekehrte Polnische Notation
  • Umgekehrte Polnische Notationan arithmetic notation
Greek αντίστροφος πολωνικός συμβολισμός
  • αντίστροφος πολωνικός συμβολισμός (antístrofos polonikós symvolismós)an arithmetic notation
Japanese 逆ポーランド記法
  • 逆ポーランド記法 (gyaku Pōrando-kihō)an arithmetic notation
Polish odwrotna notacja polska
  • odwrotna notacja polskaan arithmetic notation
Portuguese notação polonesa reversa, notação polonesa inversa
  • notação polonesa reversaan arithmetic notation
  • notação polonesa inversaan arithmetic notation
Swedish omvänd polsk notation
  • omvänd polsk notationan arithmetic notation
Cite this entry
APA

reverse Polish notation. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/reverse%20Polish%20notation

MLA

“reverse Polish notation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/reverse%20Polish%20notation. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “reverse Polish notation,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/reverse%20Polish%20notation.

Source: reverse Polish notation on Wiktionary, CC BY-SA 4.0.