# racional
## Catalan
### Etymology

Borrowed from Latin ratiōnālis.

### Pronunciation

* IPA: (Central) [rə.si.uˈnal]
* IPA: (Balearic) [rə.si.oˈnal]
* IPA: (Valencia) [ra.si.oˈnal]

### Adjective

racional m or f (masculine and feminine plural racionals)
* rational
    Antonym: irracional

#### Derived terms

* nombre racional
* racionalitzar
* racionalment

#### Related terms

* racionalitat

### Further reading

* “racional” in Diccionari de la llengua catalana, segona edició, Institut d’Estudis Catalans.

## Galician
### Pronunciation

* IPA: /raθjoˈnal/ [ra.θjoˈnɑɫ]
* IPA: (standard) /raθjoˈnal/ [ra.θjoˈnɑɫ]
* IPA: (seseo) /rasjoˈnal/ [ra.sjoˈnɑɫ]
* Rhymes: -al
* Hyphenation: ra‧cio‧nal

### Adjective

racional m or f (plural racionais)
* rational, reasonable
    Antonym: irracional

#### Derived terms

* racionalmente

### Further reading

* “racional”, in Dicionario da Real Academia Galega (in Galician), A Coruña: Royal Galician Academy, 2012–2025

## Portuguese
### Etymology

Borrowed from Latin rationalis. By surface analysis, razão (under the allomorph racion-) +‎ -al.

### Pronunciation

* (Brazil) IPA: /ʁa.si.oˈnaw/ [ha.sɪ.oˈnaʊ̯], (faster pronunciation) /ʁa.sjoˈnaw/ [ha.sjoˈnaʊ̯]
* (Brazil) IPA: /ʁa.si.oˈnaw/ [ha.sɪ.oˈnaʊ̯], (faster pronunciation) /ʁa.sjoˈnaw/ [ha.sjoˈnaʊ̯]
** (Rio de Janeiro) IPA: /ʁa.si.oˈnaw/ [χa.sɪ.oˈnaʊ̯], (faster pronunciation) /ʁa.sjoˈnaw/ [χa.sjoˈnaʊ̯]
* (Portugal) IPA: /ʁɐ.sjuˈnal/ [ʁɐ.sjuˈnaɫ]
* (Portugal) IPA: /ʁɐ.sjuˈnal/ [ʁɐ.sjuˈnaɫ]
** (Southern Portugal) IPA: /ʁɐ.sjuˈna.li/
* Rhymes: (Brazil) -aw, (Portugal) -al
* Hyphenation: ra‧ci‧o‧nal

### Adjective

racional m or f (plural racionais)
* rational
    Antonym: irracional

#### Derived terms

* racionalismo
* racionalmente

### Further reading

* “racional”, in iDicionário Aulete (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2025
* “racional”, in Dicio – Dicionário Online de Português (in Portuguese), Porto: 7Graus, 2009–2025
* “racional”, in Dicionário da Língua Portuguesa (in Portuguese), Lisboa: Academia das Ciências de Lisboa, 2001–2025
* “racional”, in Dicionário inFormal (in Portuguese), 2006–2025
* “racional”, in Dicionário infopédia da Língua Portuguesa (in Portuguese), Porto: Porto Editora, 2003–2025
* “racional”, in Michaelis Dicionário Brasileiro da Língua Portuguesa (in Portuguese), São Paulo: Editora Melhoramentos, 2015–2025
* “racional”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2025

## Spanish
### Etymology

Borrowed from Latin rationālis.

### Pronunciation

* IPA: (Spain) /raθjoˈnal/ [ra.θjoˈnal]
* IPA: (Latin America, Philippines) /rasjoˈnal/ [ra.sjoˈnal]
* Rhymes: -al
* Syllabification: ra‧cio‧nal

### Adjective

racional m or f (masculine and feminine plural racionales)
* rational
* reasonable
    Synonym: razonable

#### Antonyms

* irracional

#### Derived terms

* número racional
* racionalmente

#### Related terms

* ración
* racionalidad
* racionalismo
* razón
* razonar

### Further reading

* “racional”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10