sideral

[sið̞eˈɾal]

/[sið̞eˈɾal]/ adj

The verdict

“sideral” is an uncommon Spanish word, ranked #58,107 in Spanish word frequency and used as an adjective.

#58,107
frequency rank, Spanish
7
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Que pertenece o concierne a los astros o a las estrellas.

Key facts for sideral
PropertyValue
Headwordsideral
LanguageSpanish
Part of speechAdjective
IPA[sið̞eˈɾal]
Letters7
Frequency rank#58,107
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “sideral” sits in Spanish frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). sideral lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The Spanish entry for sideral is 7 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as [sið̞eˈɾal]. Corpus data places it at rank #58,107 in overall Spanish word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

No misspelling variants are generated for sideral in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. Our dataset records no confusable match here, which tends to mean the word is visually distinctive enough to stand on its own.

Wiktionary doesn't record an etymology for this headword, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct Spanish form is sideral, spelled S-I-D-E-R-A-L.

Definition

  1. 1
    Que pertenece o concierne a los astros o a las estrellas.
  2. 2
    Dicho de una distancia: extremadamente larga.

Synonyms

sidéreo

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 "sideral"?
"sideral" is spelled S-I-D-E-R-A-L. The IPA pronunciation is [sið̞eˈɾal].
What does "sideral" mean?
As an adjective, "sideral" means: Que pertenece o concierne a los astros o a las estrellas.
How do you pronounce "sideral"?
The IPA (International Phonetic Alphabet) transcription for "sideral" is [sið̞eˈɾal]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "sideral" come from?
"sideral" 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.

Using “sideral”

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

  • The one correct Spanish spelling is S-I-D-E-R-A-L - every other letter order is a misspelling in standard orthography.
  • Say it as [sið̞eˈɾal] (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 FrequencyWords open word-frequency list