infinitesimal

[ĩɱfinit̪esiˈmal]

/[ĩɱfinit̪esiˈmal]/ adj

The verdict

“infinitesimal” is uncommon Spanish (frequency #72,878 among 3,428 “I” headwords), classed as an adjective. The kind of spelling people second-guess.

#72,878
frequency rank, Spanish
3,428
“I” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Infinitamente pequeño.

Corpus desk

Index ES-infinitesimal · infinitesimal · Spanish

infinitesimal · rank #72,878 · 0 variants · 0 confusables

  • FREQ-RARE #72,878
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,428
  • PHOTO-FINISH inferencias

Nearest frequency peer: inferencias (-1 rank slots)

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.

Rangos de cola larga cerca de “infinitesimal”

Banda escasa: las barras invierten el rango para que lo raro se lea más corto

corpus weight

What this shows Vista de cola larga: dónde “infinitesimal” se sitúa frente a rangos españoles igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for infinitesimal
PropertyValue
Headwordinfinitesimal
LanguageSpanish
Part of speechAdjective
IPA[ĩɱfinit̪esiˈmal]
Letters13
Frequency rank#72,878
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “infinitesimal” en español

La frecuencia va del puñado de palabras que usamos sin parar (izquierda) a la cola larga que apenas aparece (derecha).infinitesimalcae en esta cola de rareza:

#1#100#1K#10K#100K
← used constantlyrarely used →

La escala es logarítmica (cada marca ≈ 10× más rara). Vecinos raros de la misma franja: “inferencias” (#72,877), “inductor” (#72,876), “inmundas” (#72,880). Entre 3,428 lemas con “I”, “infinitesimal” va en #72,878. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

infinitesimal is uncommon Spanish at frequency #72,878 among 3,428 “I” headwords, classed as anadjective, transcribed [ĩɱfinit̪esiˈmal]. Rarity is why readers land here mid-draft. 2 senses are on record.

infinitesimal has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. Our confusable-pair dataset has no match for it, which typically means the spelling is too distinctive to be mistaken for another word.

No documented word history exists for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Spanish form is infinitesimal, spelled I-N-F-I-N-I-T-E-S-I-M-A-L.

Definition

  1. 1
    Infinitamente pequeño.
  2. 2
    Perteneciente o relativo a lo infinitamente pequeño.

Recorded use

Wiktionary example

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

  1. El atomo primordial, segun la teoria del Big Bang, era infinitesimal.

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); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "infinitesimal"?
"infinitesimal" is spelled I-N-F-I-N-I-T-E-S-I-M-A-L. The IPA pronunciation is [ĩɱfinit̪esiˈmal].
What does "infinitesimal" mean?
As an adjective, "infinitesimal" means: Infinitamente pequeño.
How do you pronounce "infinitesimal"?
The IPA (International Phonetic Alphabet) transcription for "infinitesimal" is [ĩɱfinit̪esiˈmal]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "infinitesimal" come from?
"infinitesimal" is a Spanish 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.

Similar Spanish words by spelling shape

Same letter count and similar misspelling depth for "infinitesimal", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 13 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list