ad infinitum

/ad ĩ.fi.ˈni.tũ/, /a.ʤĩ.fi.ˈni.tũ/

//ad ĩ.fi.ˈni.tũ/, /a.ʤĩ.fi.ˈni.tũ// phrase

The verdict

“ad infinitum” is uncommon Portuguese (outside the top frequency list), classed as a phrase. The kind of spelling people second-guess.

Unranked
below top-frequency Portuguese
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - ver ao infinito

Corpus desk

Index PT-ad-infinitum · ad infinitum · Portuguese

ad infinitum · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "A" thin
  • PHOTO-UNK Peer pending

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for ad infinitum
PropertyValue
Headwordad infinitum
LanguagePortuguese
Part of speechPhrase
IPA/ad ĩ.fi.ˈni.tũ/, /a.ʤĩ.fi.ˈni.tũ/
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “ad infinitum” em português

ad infinitumnão entra no top 100.000 do português: zona de termos técnicos, arcaicos ou escassos.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

ad infinitum is uncommon Portuguese outside the top frequency list, classed as aphrase, transcribed /ad ĩ.fi.ˈni.tũ/, /a.ʤĩ.fi.ˈni.tũ/. Rarity is why readers land here mid-draft. Gloss: "ver ao infinito".

ad infinitum doesn't appear in our generated misspelling index, a straightforward case of a spelling with little room for common typos. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

No borrowing history is documented for this entry, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct Portuguese form is ad infinitum, spelled A-D- -I-N-F-I-N-I-T-U-M.

Definition

  1. 1
    ver ao infinito

Recorded use

Wiktionary example

These source excerpts show how ad infinitum appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Uma partícula é lançada no espaço com uma velocidade qualquer e na ausência de atrito manterá uma trajetória retilínea uniforme ad infinitum.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "ad infinitum"?
"ad infinitum" is spelled A-D- -I-N-F-I-N-I-T-U-M. The IPA pronunciation is /ad ĩ.fi.ˈni.tũ/, /a.ʤĩ.fi.ˈni.tũ/.
What does "ad infinitum" mean?
As a phrase, "ad infinitum" means: ver ao infinito
How do you pronounce "ad infinitum"?
The IPA (International Phonetic Alphabet) transcription for "ad infinitum" is /ad ĩ.fi.ˈni.tũ/, /a.ʤĩ.fi.ˈni.tũ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "ad infinitum" come from?
"ad infinitum" is a Portuguese word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list