Nexusとは 意味・読み方・使い方

語源

From Latin nexus (“connection, nexus; act of binding, tying or fastening together; something which binds, binding, bond, fastening, joint; legal obligation”), from nectō (“to attach, bind, connect, fasten, tie; to interweave; to relate; to unite; to bind by obligation, make liable, oblige; to compose, contrive, devise, produce”) + -tus (suffix forming verbal nouns).

発音

• Singular:
  • (Received Pronunciation, General American) IPA: /ˈnɛksəs/
  • 韻: -ɛksəs
• Plural (nexus, nexūs, nexûs):
  • (Received Pronunciation) IPA: /ˈnɛksuːs/
  • (General American) IPA: /ˈnɛksus/
• ハイフネーション: nex‧us

名詞

nexus (countable and uncountable, plural nexuses or nexusses or (rare) nexus)

1. A form or state of connection.

   Synonyms: bond, junction, link, tie; see also Thesaurus:junction, Thesaurus:link

   1. (Canada, US, finance, law) The relationship between a vendor and a jurisdiction for the purpose of taxation, established for example by the vendor operating a physical store in that jurisdiction.
2. A connected group; a network, a web.
   • 2023 May 14, Panarat Thepgumpanat, Panu Wongcha-um, “Thailand's opposition opens up big election lead as army parties slide”, in Reuters‎:

     Sunday's election pits Move Forward and the billionaire Shinawatra family's Pheu Thai against ruling parties backed by a nexus of old money, conservatives and generals with influence over key institutions involved in two decades of upheaval in Southeast Asia's second-biggest economy.

3. A centre or focus of something.

   Synonyms: hub, junction

   • 2025 December 11, Charlie Campbell, Andrew R. Chow and Billy Perrigo, “The Architects of AI Are TIME’s 2025 Person of the Year”, in Time‎:

     More than just a corporate juggernaut, Nvidia also has become an instrument of statecraft, operating at the nexus of advanced technology, diplomacy, and geopolitics.

4. (grammar) In the work of the Danish linguist Otto Jespersen (1860–1943): a group of words expressing two concepts in one unit (such as a clause or sentence).
5. (Ancient Rome, law, historical) A person who had contracted a nexum or obligation of such a kind that, if they failed to pay, their creditor could compel them to work as a servant until the debt was paid; an indentured servant.

使用する際の注意点

• The Latin plural form (written nexūs or nexûs) is sometimes used in academic discussions of process philosophy.

派生語

参照

Further reading

• nexus grammar on Wikipedia.Wikipedia
• nexus (disambiguation) on Wikipedia.Wikipedia

アナグラム

• UN*Xes, unsex

語源 1

Perfect passive participle of nectō (“bind”).

Participle

nexus (feminine nexa, neuter nexum); first/second-declension participle

1. bound, tied, fastened, connected, interwoven, having been bound.
2. bound by obligation, obliged, made liable, pledged, having been obliged.

語形変化

First/second-declension adjective.

名詞

nexus m (genitive nexī); second declension

1. (nominalized, Ancient Rome, law) debtors who, having failed to cover the security they owed to their creditor, were enslaved to them as bondsmen (the practice was abolished in 326 BC, see quote)

   Coordinate term: nexum

   • 27 BCE – 25 BCE, Titus Livius, Ab Urbe Condita II.27:

     fusis Auruncis, uictor tot intra paucos dies bellis Romanus promissa consulis fidemque senatus exspectabat, cum Appius et insita superbia animo et ut collegae uanam faceret fidem, quam asperrime poterat ius de creditis pecuniis dicere. Deinceps et qui ante nexi fuerant creditoribus tradebantur et nectebantur alii.

     (please add an English translation of this quotation)

   • 27 BCE – 25 BCE, Titus Livius, Ab Urbe Condita VIII.28:

     Eo anno plebi Romanae uelut aliud initium libertatis factum est quod necti desierunt; mutatum autem ius ob unius feneratoris simul libidinem, simul crudelitatem insignem. L. Papirius is fuit, cui cum se C. Publilius ob aes alienum paternum nexum dedisset […] iussique consules ferre ad populum […] pecuniae creditae bona debitoris, non corpus obnoxium esset. Ita nexi soluti, cautumque in posterum ne necterentur.

     (please add an English translation of this quotation)

   • 2nd century CE, Marcus Iunianus Iustinus, Epitoma Historiarum Philippicarum Pompeii Trogi XXI.II.2-3:

     Propter quae dum contemni se putat, saevitia grassatur nec, ut pater, carcerem nexis, sed caedibus civitatem replet; ob quae non contemptior omnibus quam invisior fuit.

     (please add an English translation of this quotation)

語形変化

Second-declension noun.

語源 2

From nectō +‎ -tus.

名詞

nexus m (genitive nexūs); fourth declension

1. the act of binding, tying or fastening together
2. something which binds; bond, joint, binding, fastening; connection; nexus
3. a personal obligation of a debtor
4. a legal obligation

語形変化

Fourth-declension noun.

同意語

• (joint): iunctūra
• (fastening): nexiō
• (connection): nexilitās

関連する語

派生した語

参照

• “nexus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “nexus”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
• “nexus”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.
• Carl Meißner; Henry William Auden (1894), Latin Phrase-Book‎, London: Macmillan and Co.
  • concatenation, interdependence of causes: rerum causae aliae ex aliis nexae
    
  • systematic succession, concatenation: continuatio seriesque rerum, ut alia ex alia nexa et omnes inter se aptae colligataeque sint (N. D. 1. 4. 9)
    
  • the connection: sententiae inter se nexae
    
  • the connection: contextus orationis (not nexus, conexus sententiarum)
    
• nexus in Ramminger, Johann (16 July 2016 (last accessed)), Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700‎, pre-publication website, 2005-2016