grisú

[gɾiˈsu]

/[gɾiˈsu]/ noun

The verdict

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

Unranked
below top-frequency Spanish
5
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Gas que suele existir en minas subterráneas de carbón, capaz de generar atmósferas explosivas. Consta principalmente de metano, que se origina simultáneamente al carbón. Pueden coexistir otros gase...

Corpus desk

Index ES-grisu · grisú · Spanish

grisú · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "G" 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 grisú
PropertyValue
Headwordgrisú
LanguageSpanish
Part of speechNoun
IPA[gɾiˈsu]
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “grisú” en español

grisúqueda fuera de las 100.000 palabras españolas más frecuentes, en la cola larga de vocabulario técnico, arcaico o raro, justo donde más se duda de la ortografía.

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

Rare enough to double-check

grisú is uncommon Spanish outside the top frequency list, classed as anoun, transcribed [gɾiˈsu]. Rarity is why readers land here mid-draft. Gloss: "Gas que suele existir en minas subterráneas de carbón, capaz de generar atmósferas explosivas. Consta principalmente de metano, que se origina simultáneamente al carbón. Pueden coexistir otros gase...".

The misspelling generator found no plausible variants for grisú, a sign its spelling follows regular Spanish conventions. We don't track a confusable pairing for this entry, since nothing in our dataset looks or sounds close enough to cause mix-ups.

No borrowing history is documented for this entry, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct Spanish form is grisú, spelled G-R-I-S-Ú.

Definition

  1. 1
    Gas que suele existir en minas subterráneas de carbón, capaz de generar atmósferas explosivas. Consta principalmente de metano, que se origina simultáneamente al carbón. Pueden coexistir otros gases: etano, anhídrido carbónico (dióxido de carbono) y, en menor proporción, hidrógeno, helio y argón.

Recorded use

Wiktionary example

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

  1. Antiguamente, como el metano es inodoro, los mineros llevaban consigo unas lámparas de llama. Cuando la llama perdía fuerza o se apagaba, era señal de que podía haber grisú, por lo que tenían que salir de la zona y volver a encender las lámparas en zonas controladas. También se utilizaban canarios a modo de detectores rudimentarios

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 "grisú"?
"grisú" is spelled G-R-I-S-Ú. The IPA pronunciation is [gɾiˈsu].
What does "grisú" mean?
As a noun, "grisú" means: Gas que suele existir en minas subterráneas de carbón, capaz de generar atmósferas explosivas. Consta principalmente de metano, que se origina simultáneamente al carbón. Pueden coexistir otros gase...
How do you pronounce "grisú"?
The IPA (International Phonetic Alphabet) transcription for "grisú" is [gɾiˈsu]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "grisú" come from?
"grisú" 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.

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

Source: FrequencyWords open word-frequency list