Etymologically

Etymology and origin of the French word calibrer

Confidence
Established
Formation
Derivation
First attested
1552 Rabelais, Quart livre More words from the 16th century
Ultimate origin
Arabic قالب
Etymology tree
inherited borrowed derived
French calibre
Romanian calibru
French calibrer
From the same root
English calibrate ← calibre

Pronunciation

  • /ka.li.bʁe/[1]

Forms

calibrer[1] Rabelais spells the past participle qualibree (1552).[2][3]

Etymology

It is a verb formed from French calibre + -er.[2][4][5] Wiktionary instead derives it from Italian calibrare.[1] The noun (1478) is from Arabic قَالِب (qālib, “mould”),[6][1] which Bloch and Wartburg gloss as a mould for casting metal or a shoemaker's last.[6]

Earliest recorded meaning

It is first attested in 1552, as the past participle used as an adjective, in Rabelais's Quart livre: an iron ball bien qualibree loaded into a bronze cannon, that is, given the required calibre.[2][7][3]

Semantic evolution

The first sense was “to give the proper calibre or dimensions to”.[2][7] The figurative sense “to proportion” appears in Boiste's dictionary in 1819, and the sense “to measure the calibre of something” in Bescherelle in 1845;[2][7] the GLLF also dates to 1845 the sense “to sort by size”, as of fruit.[5] In printing it came to mean estimating how much space a text will take once set.[7][2]

The verb gave calibrage (1838), calibreur (1845) and, in physics, calibration (in dictionaries from 1963).[7]

Timeline

  • 1478 – The noun calibre is first recorded.[2][6]
  • 1552 – Rabelais uses the participle qualibree “of the right calibre”.[2]
  • 1819 – Boiste records the figurative sense “to proportion”.[2][7]
  • 1838 – The derivative calibrage appears.[7]
  • 1845 – Bescherelle records the sense “to measure the calibre of”.[2][5]

Meanings

Verb

  1. To give something the proper calibre or dimensions: calibrer des obus.[8][5][3]
  2. To measure the calibre or dimensions of something; to calibrate.[2][8][1]
  3. To sort or grade by size: calibrer des pommes.[8][5][1]
  4. (printing) To estimate the number of characters, lines and pages a text will fill before it is set.[8][2][5]
  5. (figurative) To adjust, proportion.[2][7]

Word family

  • calibrage
  • calibreur

References

  1. ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k l m Trésor de la langue française informatisé (2004), ATILF – CNRS & Université de Lorraine, atilf.fr/tlfi; electronic version of Imbs, Paul; Quemada, Bernard, eds. (1971–1994), Trésor de la langue française, Paris: CNRS / Gallimard
  3. ^ a b c Littré, Émile (1873–1877), Dictionnaire de la langue française, 4 vols. and supplement, Paris: Hachette
  4. ^ Rey, Alain, ed. (2005), Le Grand Robert de la langue française, electronic version, Paris: Le Robert
  5. ^ a b c d e f Guilbert, Louis; Lagane, René; Niobey, Georges, eds. (1971–1978; 1989), Grand Larousse de la langue française, Paris: Larousse
  6. ^ a b c Bloch, Oscar; Wartburg, Walther von (1989), Dictionnaire étymologique de la langue française, 8th ed., Paris: Presses universitaires de France
  7. ^ a b c d e f g h Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert
  8. ^ a b c d Rey-Debove, Josette; Rey, Alain, eds. (2007), Le Petit Robert de la langue française, Paris: Le Robert

Related etymologies

Cite this entry

“Calibrer.” Etymologically, 15 Nov. 2026, etymologically.com/fr/calibrer. Accessed 15 Nov. 2026.

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