Phrase guide

infinite series

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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

Any expression that represents the addition a countably infinite number of ordered summands, often explicitly indexed by the positive or nonnegative integers.

Definition source: English Wiktionary via Wiktextract

Topics: mathematical-analysis, mathematics, sciences

Examples

  • In 1734, Leonhard Euler solved the Basel problem by summing the infinite series #92;textstyle#92;frac#123;1#125;#123;12#125;#43;#92;frac#123;1#125;#123;22#125;#43;#92;frac#123;1#125;#123;32#125;#43;#92;cdots#61;#92;sum#95;#123;n#61;1#125;#123;#92;infty#125;#92;frac#123;1#125;#123;n2#125;#61;#92;frac#123;#92;pi2#125;#123;6#125;.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

15 source translations are retained for this English entry.

  • Asturian: serie infinita — infinite series
  • Catalan: sèrie infinita — infinite series
  • Danish: uendelig række — infinite series
  • French: série infinie — infinite series
  • Galician: serie infinita — infinite series
  • Hungarian: végtelen sorozat — infinite series
  • Italian: serie infinita — infinite series
  • Japanese: 無限級数 (mugenkyūsū) — infinite series
  • Portuguese: série infinita — infinite series
  • Romanian: serie infinită — infinite series
  • Russian: бесконе́чный ряд (beskonéčnyj rjad) — infinite series
  • Serbo-Croatian: beskonačni red — infinite series
  • Spanish: serie infinita — infinite series
  • Swedish: oändlig serie — infinite series
  • Tagalog: awangganing dalayray — infinite series