Quasiとは 意味・読み方・使い方

語源

Learned borrowing from Latin quasi (“as if”).

発音

• (英国発音) IPA: /ˈkweɪzaɪ/, /ˈkweɪsaɪ/, /ˈkwɑːzi/
• (米国発音) IPA: /ˈkwɑːˌzaɪ/, /ˈkwɑːzi/, /ˈkwɑːsi/, /ˈkweɪˌzaɪ/, /ˈkweɪˌsaɪ/
• 韻: -ɑːzi, -ɑːsi
• Homophone: quasi-

形容詞

quasi (not comparable)

1. Resembling or having a likeness to the named thing.
   • 1998, The Pentagon Wars:

     So in summation gentlemen. What you have before you is a troop transport that can't carry troops, a reconnaissance vehicle that's too conspicuous to do reconnaissance, and a quasi tank that has less armor than a snowblower, god has enough ammo to take out half of D.C.

   • 2000, Henry Martyn Robert with Sarah Corbin Robert, Robert's Rules of Order, 10th revised edition, page 522:

     The presiding officer of the assembly does not appoint a chairman of the quasi committee, but remains in the chair himself throughout its proceedings.

   • 2012 December, S. Shunmuga Krishnan, Ramesh K. Sitaraman, “Video Stream Quality Impacts Viewer Behavior: Inferring Causality Using Quasi-Experimental Designs”, in CNN en Español‎, archived from the original on 23 January 2026, page 3:

     In a quasi experiment, the likelihood of a viewer of short video abandoning earlier than a similar viewer of a long video exceeded the likelihood that the opposite happens by 11.5%.

派生語

関連する語

参照

Further reading

• “quasi”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present.
• “quasi”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

語源

Univerbation of quam (“how, as”) +‎ sī (“if”) with clitic shortening of the first vowel and iambic shortening of the second.

発音

• (Classical Latin) IPA: [ˈkʷa.siː], [ˈkʷa.sɪ]
• (modern Italianate Ecclesiastical) IPA: [ˈkʷaː.s̬i]
• Note: still found with the long final syllable in Lucretius, and again in late Latin poets.

接続詞

quasī̆

1. almost as if; like; as it were

   Synonyms: ceu, (perinde) ac sī, tanquam, velut, ut, sīcut

   quasi vērō nesciam! ― as if I don't know!

2. (Late Latin) on the grounds that

   quasi praedam male divisisset ― on that grounds that he had poorly divided the plunder

派生した語

参照

• Walther von Wartburg (1928–2002), “quasi”, in Französisches Etymologisches Wörterbuch, volume 2: C Q K, page 1428

Further reading

• “quasi”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “quasi”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
• "quasi", in Charles du Fresne du Cange, Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• “quasi”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.
• Carl Meißner; Henry William Auden (1894), Latin Phrase-Book‎, London: Macmillan and Co.
  • to obscure the mental vision: mentis quasi luminibus officere (vid. sect. XIII. 6) or animo caliginem offundere
    
  • to represent a thing dramatically: sic exponere aliquid, quasi agatur res (non quasi narretur)
    
  • to make a cursory mention of a thing; to mention by the way (not obiter or in transcursu): quasi praeteriens, in transitu attingere aliquid
    
  • belief in God is part of every one's nature: omnibus innatum est et in animo quasi insculptum esse deum
    
  • I said en passant, by the way: dixi quasi praeteriens or in transitu