chão

• IPA^(key): /ˈt͡ʃã.u/
• Rhymes: -ãu

Inherited from Latin plānum (“level ground”, noun), from plānus (“flat”, adjective).

chão m (plural chãos)

1. ground, floor
   • a. 1284, Alfonso X of Castile, Cantigas de Santa Maria, Códice de los músicos, cantiga 236 (facsimile):

     Como hũa moller que perigoóu no mar. ⁊ tragia un fillo pequeno nos braços. ⁊ fezea ſanta maria per címa das aguas andar de pé aſſi como ẏria per un muí bon chão.

     How a woman who sank in the sea. And had a small child in her arms. And Holy Mary brought her over the water to walk as she would in a good floor.

2. flatland, plain

• prão

• Galician: chan, chá, chao, chao, chão (reintegrationist)
• Portuguese: chão
  • Macanese: cham, (modern spelling) chám

Inherited from Latin plānus (“flat”), from Proto-Indo-European *pleh₂- (“flat”). Doublet of plano.

chão m (plural chãos, feminine chãa, feminine plural chãas)

1. flat, smooth
   • a. 1284, Alfonso X of Castile, Cantigas de Santa Maria, Códice de los músicos, 325 cantiga Cantiga 325 (facsimile):

     Pois a Catiua eſperta. / foi achouſſ en űu camỹo / ancho ⁊ chão ſen pedras / ⁊ andou o mui feſtỹno

     So the smart captive / went and found herself in a path, / ample and flat, without rocks, / and walked through it very quickly.

• Galician: chan
• Portuguese: chão

• Barreiro, Xavier Varela; Guinovart, Xavier Gómez (2006–2018), “chão”, in Corpus Xelmírez: corpus lingüístico da Galicia medieval [Corpus Xelmírez: linguistic corpus of Medieval Galicia] (in Galician), Santiago de Compostela: Instituto da Lingua Galega
• Cunha, Antônio Geraldo da (2020–2026), “chão”, in Vocabulário histórico-cronológico do português medieval [Historical and chronological vocabulary of Medieval Portuguese] (in Portuguese), Rio de Janeiro: Fundação Casa de Rui Barbosa
• Ferreiro, Manuel (2014–2026), “chão”, in Universo Cantigas: edición crítica da poesía medieval galego-portuguesa [Universo Cantigas: critical edition of Galician-Portuguese medieval poetry] (in Galician), A Coruña: University of A Coruña, →ISSN
• Seoane, Ernesto Xosé González; Granja, María Álvarez de la; Agrelo, Ana Isabel Boullón (2006–2022), “chão”, in Dicionario de Dicionarios do galego medieval [Dictionary of dictionaries of Medieval Galician] (in Galician), Santiago de Compostela: Instituto da Lingua Galega

• tchão (eye dialect, Northern Portugal)
• cham, chaõ (obsolete)

• Audio (Portugal (Porto)):

  (file)

• Rhymes: -ɐ̃w̃
• Hyphenation: chão

Inherited from Old Galician-Portuguese chão (“ground”), from Latin plānum (“level ground”) < plānus, from Proto-Indo-European *pleh₂- (“flat”). Compare Galician chan and Spanish llano. Doublet of plano, porão, piano, and lhano.

chão m (plural chãos)

1. ground, soil, earth

   Synonyms: solo, terra

2. floor

   Synonyms: assoalho, piso

   Não deixe cair nada no chão. ― Don't let anything fall to the floor.

3. (poetic) land

   Synonym: terra

   Este é o nosso chão. ― This is our land.

4. (geography, obsolete) plain

   Synonym: chã

5. (Brazil, informal) a period of time between the present and a future event

   Synonym: tempo

   Ainda tem um chão até o dia de eu me mudar. ― There is still some time until the day I will move.

• rés do chão

• Macanese: cham, (modern spelling) chám

Inherited from Old Galician-Portuguese chão (“flat, smooth”), from Latin plānus. Doublet of plano, piano, and lhano

chão (feminine chã, masculine plural chãos, feminine plural chãs)

1. (archaic) flat, level, even, smooth

   Synonyms: plano, liso, nivelado

• Vila Chã

• “chão”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026
• “chão” in Dicionário Aberto based on Novo Diccionário da Língua Portuguesa de Cândido de Figueiredo, 1913
• “chão”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026

• (Hà Nội) IPA^(key): [t͡ɕaːw˦ˀ˥]
• (Huế) IPA^(key): [t͡ɕaːw˧˨]
• (Saigon) IPA^(key): [caːw˨˩˦]

(classifier sợi) chão • (󱫍, 󱫅)

1. rope; cord; cable (typically braided)

chão • (𧊌)

1. (in compounds) frog