Etymologically

Etymology and origin of the Italian word mordace

Confidence
Established
Formation
Borrowing
First attested
1292 before 1292, Giamboni More words from the 13th century
Borrowed from
Latin mordax
Ultimate origin
Latin mordeō
Etymology tree
inherited borrowed derived
Latin mordeō
Spanish morder
Latin mordāx
Italian mordace
From the same root
Latin admordeō ← mordeō
Latin mordicus ← mordeō
Latin morsicō ← mordeō
Latin mōrsum ← mordeō
Latin morsus ← mordeō
Latin remordeō ← mordeō

Pronunciation

  • /morˈda.t͡ʃe/[1]

Forms

mordace m or f by sense (plural mordaci)[1]

Etymology

It is learned: it is borrowed from Latin mordax (“prone to bite, biting”), from mordeō (“to bite”) with the suffix -āx.[2][3][4][5][6][1] Devoto compares audāx (“bold”) from audeō (“to dare”).[7] Wiktionary instead treats it as inherited from the Latin accusative.[1]

The Latin verb is an iterative present with the o-grade of the root, from Proto-Indo-European *h₂mord-(e)ie- (“to crush, bite”).[8] Its cognates include Ancient Greek ἀμέρδω (amérdō, “to deprive of”) and Old English smeortan (“to hurt”).[8]

Romance has nouns for tongs from the Latin word: French mordache and Spanish mordacilla.[9]

Earliest recorded meaning

Giamboni, before 1292, is the first to use it, of animals “ready to bite”: man suffers from all biting and all venomous animals.[2][5][10]

Semantic evolution

The figurative sense “harsh, caustic, cutting” is recorded before 1364 in Zanobi da Strata.[2] Boccaccio calls Cerberus mordacissimo, and later writers use the word of wild beasts, snakes, otters and fierce dogs.[10] Ariosto's fly attacks the mastiff negli occhi and nel grifo mordace (“in the eyes and in the biting snout”).[11][12]

Other senses grew from the idea of biting: tongs that grip hard, in Buonarroti's Fiera; a sharp taste, in the Ricettario fiorentino; a corrosive urine, in Redi.[13] The senses “sharp-tasting” and “corrosive” are now obsolete.[5] In mechanics the word became a noun for the soft-metal plate that protects a workpiece in a vice.[14][15][11] The noun mordacità is recorded from the 14th century;[4] French mordacité appears in 1552.[4]

Timeline

  • Before 1292 – Giamboni uses mordace of biting animals.[2][10]
  • Before 1364 – Zanobi da Strata uses it in the figurative sense “caustic”.[2]
  • 14th century – Mordacità is recorded.[4]
  • 1552 – French mordacité is recorded.[4]

Meanings

Adjective

  1. (literary) Ready to bite, biting easily: un cane mordace legato alla catena.[15][16][12][11]
  2. (uncommon) Of a tool: gripping hard; of a liquid: corrosive: una tenaglia mordace, un acido mordace.[15][16][11]
  3. (figurative) Of a person or of what they say or write: caustic, sarcastic, cutting with malicious criticism: un commento mordace sul nuovo film.[15][16][12][5][11]

Noun

  1. (mechanics) A piece of soft metal, such as lead or copper, put between the jaws of a vice and a finished workpiece so that it is not damaged.[15][16][12][11]

Word family

  • mordacità
  • mordacemente

Usage notes

The adverb mordacemente is used only in the figurative sense.[11]

References

  1. ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e Cortelazzo, Manlio; Zolli, Paolo (1999), Dizionario etimologico della lingua italiana, 2nd ed. by Manlio Cortelazzo and Michele A. Cortelazzo, Bologna: Zanichelli
  3. ^ Nocentini, Alberto; Parenti, Alessandro (2010), l'Etimologico: vocabolario della lingua italiana, Firenze: Le Monnier
  4. ^ a b c d e Battisti, Carlo; Alessio, Giovanni (1950–1957), Dizionario etimologico italiano, 5 vols., Firenze: Barbèra (reprint 1975), p. 2507
  5. ^ a b c d Zingarelli, Nicola (2009), Lo Zingarelli 2010: vocabolario della lingua italiana, Bologna: Zanichelli
  6. ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  7. ^ Devoto, Giacomo (1968), Avviamento alla etimologia italiana: dizionario etimologico, 2nd ed., Firenze: Le Monnier, p. 288
  8. ^ a b de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  9. ^ Körting, Gustav (1907), Lateinisch-romanisches Wörterbuch: etymologisches Wörterbuch der romanischen Hauptsprachen, 3rd ed., Paderborn: Schöningh
  10. ^ a b c Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca, p. 10, 888
  11. ^ a b c d e f g Duro, Aldo (ed.) (1986–1994), Vocabolario della lingua italiana, Roma: Istituto della Enciclopedia Italiana; online ed. treccani.it/vocabolario (2008 copy)
  12. ^ a b c d Sabatini, Francesco; Coletti, Vittorio; Manfredini, Manuela (2026), Dizionario italiano Sabatini Coletti, digital ed., Milano: Sansoni / Rizzoli Larousse
  13. ^ Tommaseo, Niccolò; Bellini, Bernardo (1861–1879), Dizionario della lingua italiana, 4 vols., Torino: UTET
  14. ^ Battaglia, Salvatore; Bàrberi Squarotti, Giorgio (1961–2002), Grande dizionario della lingua italiana, 21 vols., Torino: UTET; digital ed. Accademia della Crusca, p. 10, 889
  15. ^ a b c d e De Mauro, Tullio (ed.) (2003), Grande dizionario italiano dell'uso, CD-ROM version 2.0, Torino: UTET
  16. ^ a b c d Devoto, Giacomo; Oli, Gian Carlo; Serianni, Luca; Trifone, Maurizio (2026), Nuovo Devoto–Oli: il vocabolario dell'italiano contemporaneo, digital ed., Milano: Le Monnier

Related etymologies

Cite this entry

“Mordace.” Etymologically, 14 Nov. 2026, etymologically.com/it/mordace. Accessed 15 Nov. 2026.

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