Etymology and origin of the Portuguese word testo
- Confidence
- Established
- Formation
- Inherited
- First attested
- 1300s Crónica Troiana and the Crónica de 1344 More words from the 14th century
- Inherited from
- Latin testu
- Ultimate origin
- Latin testa
Etymology tree
Forms
testo m (plural testos)[1]
Etymology
It is inherited from Latin testū (“an earthenware lid; clay pot”), also testum.[2][3][1][4] Houaiss notes that the Latin word lives on in all the Romance languages.[2] Adolfo Coelho and Bluteau derived it instead from testa (“a piece of burnt clay”), the source of the Latin noun itself.[5][6]
The same Latin word is Galician testo, Spanish tiesto, Catalan test, Italian testo, Old French test and Romanian țest.[7][1] The Spanish word is recorded from 1220–1250.[8]
Wiktionary too derives the Latin noun from that word.[1][1]
Earliest recorded meaning
The oldest records have the sense “skull, the top of the head”: the Crónica de 1344 tells of a blow that cut through helmet and mail e o testo da cabeça, and the Crónica Troiana of sword blows that went through the helmet ata o testo “down to the skull”.[9] The DDGM calls this a medieval sense.[9]
Semantic evolution
The sense “pot lid” is the one the dictionaries record from the 18th century: Bluteau describes a round piece of baked clay with a knob in the middle, used to cover pots and pitchers.[6] Morais (1789) adds an earthen pot holding lime for whitewashing, and testo do boi “the skull of an ox”.[10] Aulete records the Minho phrase servir de testo “to act as a go-between”.[11] The DLP lists further popular and regional senses: “hat”, a tostão coin, sponge cake, and in the Azores a shard of crockery and a woman of bad reputation.[4] In Brazil it is also the crust of soot on the bottom of pots.[2][4]
Timeline
- 14th century – first records, in the sense “skull”.[2][9]
- 1344 – the Crónica de 1344 has o testo da cabeça.[9]
- 1712–1728 – Bluteau defines the pot lid.[6]
- 1734 – Feijó distinguishes testo with close /e/ “lid” from tésto with open /ɛ/ “resolute”.[12]
- 1789 – Morais records the lime pot and the ox's skull.[10]
Meanings
Noun
- A lid of clay or iron for a pot or pan: tira o testo à panela.[2][4][1]
- An earthen pot in which lime is kept for whitewashing.[2][4]
- The skull of an ox.[2][4]
- (Brazil) The layer of soot stuck to the bottom of pans.[2][4]
- (informal) The head; the brains.[2][11]
- (in the plural) The horizontal sides of a frame saw.[2][4]
- (Portugal, informal) Sponge cake (pão-de-ló).[2][4]
Related words
Usage notes
In Ceará testo with open /ɛ/ means “a punch”: Houaiss takes it from this noun with a change of the stressed vowel, and Nascentes explains it as a blow on the top of the skull.[2][3][13]
The adjective testo with open /ɛ/ “firm, resolute; serious” is a separate word, from testa, recorded from the 15th century.[2][14][4]
Informal Portuguese also has testo as a clipping of testosterona “testosterone”.[1]
References
- ^ a b c d e f g h i j Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l m Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. testo
- ^ a b Nascentes, Antenor (1966), Dicionário etimológico resumido, Rio de Janeiro: Instituto Nacional do Livro, p. s.v. testo
- ^ a b c d e f g h i j Academia das Ciências de Lisboa, Dicionário da Língua Portuguesa, revised online edition (2023–) of the Dicionário da Língua Portuguesa Contemporânea (2001), https://dicionario.acad-ciencias.pt, p. s.v. testo
- ^ Nascentes, Antenor (1955), Dicionário etimológico da língua portuguesa, vol. 1: Nomes comuns, Rio de Janeiro (1st ed. 1932, preface by W. Meyer-Lübke), p. 493
- ^ a b c Bluteau, Raphael (1712–1728), Vocabulario portuguez e latino, 8 vols. + 2 supplement vols., Coimbra / Lisboa (CLP transcription, Universidade de Aveiro), p. s.v. testo
- ^ Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter, p. 8686
- ^ Corominas, Joan (1973), Breve diccionario etimológico de la lengua castellana, 3rd ed., Madrid: Gredos, p. s.v. tiesto
- ^ a b c d Instituto da Lingua Galega, Dicionario de dicionarios do galego medieval (DDGM), ed. Ernesto González Seoane, Santiago de Compostela: Universidade de Santiago de Compostela, https://ilg.usc.gal/ddgm, p. s.v. testo
- ^ a b Silva, António de Morais (1789), Diccionario da lingua portugueza composto pelo padre D. Rafael Bluteau, reformado, e accrescentado, 2 vols., Lisboa: Simão Thaddeo Ferreira, p. 2, 457
- ^ a b Aulete, Francisco Júlio Caldas, Dicionário contemporâneo da língua portuguesa (1st ed. 1881), online as Aulete Digital, Rio de Janeiro: Lexikon, https://aulete.com.br, p. s.v. testo
- ^ Feijó, João de Morais Madureira (1734), Orthographia, ou Arte de escrever, e pronunciar com acerto a lingua portugueza, Lisboa (CLP transcription, Universidade de Aveiro), p. s.v. testo
- ^ Navarro, Fred (2004), Dicionário do Nordeste, São Paulo: Estação Liberdade, p. s.v. testo
- ^ Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. testo
Related etymologies
Cite this entry
“Testo.” Etymologically, 15 Nov. 2026, etymologically.com/pt/testo. Accessed 16 Nov. 2026.
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