duplex

See also: dúplex

English

Etymology

Borrowed from Latin duplex (“double, two-fold”), from duo (“two”) + plico (“fold together”); compare πλέκω (plékō, “twist, braid”).

Pronunciation

  • (US) enPR: do͞o'plĕks, IPA(key): /ˈduplɛks/

Adjective

duplex (not comparable)

  1. Double, made up of two parts.
  2. (telecommunications) Bidirectional (in two directions).
    duplex telegraphy

Antonyms

  • (bidirectional): simplex (unidirectional)

Hyponyms

(bidirectional):

Derived terms

Translations

Noun

duplex (plural duplexes)

  1. (US) House made up of two dwelling units.
  2. (philately) A cancellation combining a numerical cancellation with a second mark showing time, date, and place of posting.
  3. (juggling) Throwing motion where two balls are thrown with one hand at the same time.

Translations

See also

Verb

duplex (third-person singular simple present duplexes, present participle duplexing, simple past and past participle duplexed)

  1. To make duplex.
  2. To make into a duplex.
  3. (juggling) To make a series of duplex throws.

French

Etymology

Borrowed from Latin duplex, see above.

Pronunciation

  • IPA(key): /dy.plɛks/

Noun

duplex m (plural duplex)

  1. a link between two points, such as a cable or a wire
  2. duplex (dwelling)

Derived terms

Further reading

Italian

Etymology

Borrowed from Latin duplex.

Noun

duplex m (invariable)

  1. party line

Latin

Etymology

Formed from duo (“two”) and plec-, from the root of plicō (“fold”); cf. also plectō, plexum.

Pronunciation

  • (Classical) IPA(key): /ˈdu.pleks/, [ˈdʊ.pɫɛks]

Adjective

duplex (genitive duplicis); third declension

  1. twofold, double
  2. bipartite, cloven
  3. ambiguous

Inflection

Third declension.

Number Singular Plural
Case / Gender Masc./Fem. Neuter Masc./Fem. Neuter
nominative duplex duplicēs duplicia
genitive duplicis duplicium
dative duplicī duplicibus
accusative duplicem duplex duplicēs duplicia
ablative duplicī duplicibus
vocative duplex duplicēs duplicia

Descendants

References

  • duplex in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • duplex in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • duplex in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
  • duplex in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book‎, London: Macmillan and Co.
    • a twofold tradition prevails on this subject: duplex est memoria de aliqua re
    • in two, three columns: agmine duplici, triplici
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