número atómico

[ˈnumeɾo aˈt̪omiko]

/[ˈnumeɾo aˈt̪omiko]/ phrase

The verdict

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

Unranked
below top-frequency Spanish
14
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Número de protones en el átomo, que determina propiedades químicas del elemento químico. Su símbolo es: Z.

Key facts for número atómico
PropertyValue
Headwordnúmero atómico
LanguageSpanish
Part of speechPhrase
IPA[ˈnumeɾo aˈt̪omiko]
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “número atómico” sits in Spanish frequency

número atómico falls outside the top-100,000 ranked Spanish words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

número atómico is uncommon Spanish outside the top frequency list, classed as aphrase, transcribed [ˈnumeɾo aˈt̪omiko]. Rarity is why readers land here mid-draft. Gloss: "Número de protones en el átomo, que determina propiedades químicas del elemento químico. Su símbolo es: Z.".

Zero misspellings are on record for número atómico in our index, suggesting the orthography follows predictable Spanish patterns. We don't track a confusable pairing for this entry, a sign it's visually distinctive enough not to be mixed up with another word.

Wiktionary doesn't record an etymology for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct Spanish form is número atómico, spelled N-Ú-M-E-R-O- -A-T-Ó-M-I-C-O.

Definition

  1. 1
    Número de protones en el átomo, que determina propiedades químicas del elemento químico. Su símbolo es: Z.

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 "número atómico"?
"número atómico" is spelled N-Ú-M-E-R-O- -A-T-Ó-M-I-C-O. The IPA pronunciation is [ˈnumeɾo aˈt̪omiko].
What does "número atómico" mean?
As a phrase, "número atómico" means: Número de protones en el átomo, que determina propiedades químicas del elemento químico. Su símbolo es: Z.
How do you pronounce "número atómico"?
The IPA (International Phonetic Alphabet) transcription for "número atómico" is [ˈnumeɾo aˈt̪omiko]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "número atómico" come from?
"número atómico" is a Spanish word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

Using “número atómico”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Spanish spelling is N-Ú-M-E-R-O- -A-T-Ó-M-I-C-O - every other letter order is a misspelling in standard orthography.
  • Say it as [ˈnumeɾo aˈt̪omiko] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more Spanish words and confusable pairs in the same reference. Spanish words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list