Etymology and origin of the Portuguese word caloso
- Confidence
- Established
- Formation
- Borrowing
- First attested
- 1570 spelt calloso More words from the 16th century
- Borrowed from
- Latin callosus
- Ultimate origin
- Latin callum
Etymology tree
From the same root
Forms
caloso (feminine calosa, masculine plural calosos, feminine plural calosas, comparable, metaphonic)[1] The first record, of 1570, is spelt calloso, and Bluteau still gives caloso, ou calloso.[2][3][4]
Etymology
It is borrowed from Latin callōsus (“hard-skinned, tough”), first recorded in 1570.[2][3] The Latin adjective is formed from callum (“hardened skin”) with the suffix -ōsus.[5][1] Wiktionary analyses the Portuguese word as calo with the suffix -oso.[1]
The same Latin word was taken into Galician caloso, Spanish calloso, Italian calloso and French calleux.[6][1]
Earliest recorded meaning
Houaiss records the word in 1570, in the spelling calloso, with the basic sense “having calluses”.[2]
Semantic evolution
Bluteau's dictionary glosses the word “that has calluses” and adds the anatomical corpo caloso, a white, hard body under the division of the brain that joins its two halves, which the anatomists call corpus callosum.[4] Morais (1789) keeps both senses, “made into a callus” and the part of the brain.[7] Modern dictionaries extend the word to anything rough or hard like a callus and, figuratively, to what has grown hard or insensitive over time; the DLP also gives the sense “chronic, inveterate”.[2][8][9]
Timeline
- 1570 – first record, spelt calloso.[2][3]
- 1712–1728 – Bluteau gives caloso, ou calloso and the anatomical corpo caloso.[4]
- 1789 – Morais defines it as “made into a callus” and records corpo caloso.[7]
- 1871 – Vieira enters caloso only as a cross-reference to calloso.[10]
Meanings
Adjective
- Having calluses, especially many of them; callused (calejado): Tinha as mãos calosas do trabalho no campo.[2][11][12][1]
- Hard or rough in texture, like a callus.[2][13]
- (figurative) Grown hard, resistant or insensitive with time.[2][9]
- Chronic, inveterate.[8]
- Having or forming a rounded, harder prominence; hence (anatomy) corpo caloso, the corpus callosum that joins the two hemispheres of the brain.[2][12][9]
Noun
- (anatomy) The corpus callosum, short for corpo caloso.[13]
Related words
Usage notes
The stressed vowel is closed /o/ in the masculine singular and open /ɔ/ in the feminine and the plural (calosa, calosos).[12][9]
The TLPGP records from a survey in Portugal the regional senses “dirty”, “old” and “broken into pieces”.[14]
References
- ^ a b c d e f g Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. caloso
- ^ a b c Cunha, Antônio Geraldo da (2010), Dicionário etimológico da língua portuguesa, 4th ed., Rio de Janeiro: Lexikon, p. s.v. caloso
- ^ 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. caloso
- ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press, p. s.v. callosus
- ^ García de Diego, Vicente (1985), Diccionario etimológico español e hispánico, 2nd ed., Madrid: Espasa-Calpe (1st ed. 1954), p. s.v. callosus
- ^ 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. 1, 218
- ^ a b 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. caloso
- ^ a b c d 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. caloso
- ^ Vieira, Frei Domingos (1871–1874), Grande Diccionario Portuguez ou Thesouro da lingua portugueza, 5 vols., Porto: Ernesto Chardron e Bartholomeu H. de Moraes, p. 2, 55
- ^ Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. caloso
- ^ a b c Dicionário Priberam da Língua Portuguesa, Lisboa: Priberam Informática, https://dicionario.priberam.org, p. s.v. caloso
- ^ a b Michaelis: Moderno Dicionário da Língua Portuguesa, São Paulo: Melhoramentos (online as Michaelis Dicionário Brasileiro da Língua Portuguesa, https://michaelis.uol.com.br), p. s.v. caloso
- ^ Instituto da Lingua Galega, Tesouro do léxico patrimonial galego e portugués (TLPGP), Santiago de Compostela: Universidade de Santiago de Compostela, https://ilg.usc.gal/tesouro, p. s.v. caloso
Related etymologies
Cite this entry
“Caloso.” Etymologically, 15 Nov. 2026, etymologically.com/pt/caloso. Accessed 16 Nov. 2026.
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