/perr"fi dee/, n., pl. perfidies.
1. deliberate breach of faith or trust; faithlessness; treachery: perfidy that goes unpunished.
2. an act or instance of faithlessness or treachery.
[1585-95; < L perfidia faithlessness, equiv. to perfid(us) faithless, lit., through (i.e., beyond the limits of) faith (per- PER- + fid(es) faith + -us adj. suffix) + -ia -Y3]

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Universalium. 2010.


Look at other dictionaries:

  • Perfidy — is an act of deliberate treachery or deception. Wiktionary|perfidyUnder the 1977 Protocol I Additional to the Geneva Conventions of 12 August 1949 (Protocol I) there is a specific prohibition on perfidy:cquote|Article 37. Prohibition of perfidy1 …   Wikipedia

  • Perfidy — Per fi*dy (p[ e]r f[i^]*d[y^]), n.; pl. {Perfidies} (p[ e]r f[i^]*d[i^]z). [L. perfidia, fr. L. perfidus faithless; per (cf. Skr. par[=a] away) + fides faith: cf. F. perfidie. See {Faith}.] The act of violating faith or allegiance; violation of a …   The Collaborative International Dictionary of English

  • perfidy — index artifice, bad faith, bad repute, breach, bribery, collusion, corruption, deceit, dishonesty …   Law dictionary

  • perfidy — 1590s, from M.Fr. perfidie, from L. perfidia falsehood, treachery, from perfidus faithless, from phrase per fidem decipere to deceive through trustingness, from per through (see PER (Cf. per)) + fidem (nom. fides) faith (see …   Etymology dictionary

  • perfidy — ► NOUN literary ▪ deceitfulness; untrustworthiness. ORIGIN Latin perfidia, from perfidus treacherous …   English terms dictionary

  • perfidy — [pʉr′fə dē] n. pl. perfidies [Fr perfidie < L perfidia < perfidus, faithless < per fidem (decipi), (to deceive) through faith < per (see PER1) + fides,FAITH] the deliberate breaking of faith; betrayal of trust; treachery …   English World dictionary

  • perfidy — n. (formal) an act of perfidy * * * [ pɜːfɪdɪ] (formal) an act of perfidy …   Combinatory dictionary

  • perfidy — [[t]pɜ͟ː(r)fɪdi[/t]] N UNCOUNT Perfidy is the action of betraying someone or behaving very badly towards someone. [LITERARY] Syn: treachery …   English dictionary

  • perfidy — noun, literary the perfidy of her husband Syn: treachery, duplicity, deceit, deceitfulness, disloyalty, infidelity, faithlessness, unfaithfulness, betrayal, treason, double dealing, untrustworthiness, breach of trust; literary perfidiousness …   Thesaurus of popular words

  • perfidy — noun (plural dies) Etymology: Latin perfidia, from perfidus faithless, from per detrimental to + fides faith more at per , faith Date: 1592 1. the quality or state of being faithless or disloyal ; treachery 2. an act or an instance of disloyalty …   New Collegiate Dictionary

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