doubler

English

Etymology

double +‎ -er

Noun

doubler (plural doublers)

  1. One who doubles.
  2. An instrument for augmenting a very small quantity of electricity, so as to render it manifest by sparks or the electroscope.
  3. (structural engineering) A metal plate riveted or welded over a preexisting metal structural component to reinforce it and relieve the stress on the preexisting component, or to serve as a patch where part of the original structure has failed or been removed.
    The mechanics fastened a doubler over the hole where the cracked section of the plane's skin had been cut out.
    The airworthiness directive called for riveting a reinforcing doubler to the wing midspar web to keep the spar from buckling under flight loads.
  4. (US, dialect) A tenement house having two families on each floor.
  5. (colloquial) A biplane aeroplane or kite.
  6. Part of a distilling apparatus for intercepting the heavier fractions and returning them to be redistilled.
  7. (calico printing) A blanket or felt placed between the fabric and the printing table or cylinder.
  8. A person employed in a roller mill to fold the hot metal plates in half.
  9. A device with two electrical plugs that plugs into an electrical outlet, effectively converting the electrical outlet into two; socket converter.

Derived terms

Anagrams

French

Etymology

From Old French dobler, from Late Latin dūplō, from Latin dūplus. Compare Spanish and Catalan doblar, Portuguese dobrar, Italian doppiare.

Pronunciation
  • IPA(key): /du.ble/
  • Audio(file)

Verb

doubler

  1. to double, duplicate
    A cet instant précis, il a décidé de doubler la mise.
  2. to double-cross
    Nous avons été doublé ce coup-ci.
  3. to overtake, pass
    Sur l'autoroute, nous avons eu l'occasion de doubler de nombreux véhicules.
  4. to dub
    Daniel Beretta qui double Arnold Schwarzenegger en français depuis 1987 a également prêté sa voix à l'agent Sam Fisher.
  5. (Belgium) to repeat a school year
    Synonym: redoubler

Conjugation
Conjugation of doubler (see also Appendix:French verbs)
infinitive simple doubler
compound avoir + past participle
present participle or gerund1 simple doublant
/du.blɑ̃/
compound ayant + past participle
past participle doublé
/du.ble/
singular plural
first second third first second third
indicative je (j’) tu il, elle, on nous vous ils, elles
(simple
tenses)		 present double
/dubl/		 doubles
/dubl/		 double
/dubl/		 doublons
/du.blɔ̃/		 doublez
/du.ble/		 doublent
/dubl/
imperfect doublais
/du.blɛ/		 doublais
/du.blɛ/		 doublait
/du.blɛ/		 doublions
/du.bli.jɔ̃/		 doubliez
/du.bli.je/		 doublaient
/du.blɛ/
past historic2 doublai
/du.ble/		 doublas
/du.bla/		 doubla
/du.bla/		 doublâmes
/du.blam/		 doublâtes
/du.blat/		 doublèrent
/du.blɛʁ/
future doublerai
/du.blə.ʁe/		 doubleras
/du.blə.ʁa/		 doublera
/du.blə.ʁa/		 doublerons
/du.blə.ʁɔ̃/		 doublerez
/du.blə.ʁe/		 doubleront
/du.blə.ʁɔ̃/
conditional doublerais
/du.blə.ʁɛ/		 doublerais
/du.blə.ʁɛ/		 doublerait
/du.blə.ʁɛ/		 doublerions
/du.blə.ʁjɔ̃/		 doubleriez
/du.blə.ʁje/		 doubleraient
/du.blə.ʁɛ/
(compound
tenses)		 present perfect present indicative of avoir + past participle
pluperfect imperfect indicative of avoir + past participle
past anterior2 past historic of avoir + past participle
future perfect future of avoir + past participle
conditional perfect conditional of avoir + past participle
subjunctive que je (j’) que tu qu’il, qu’elle que nous que vous qu’ils, qu’elles
(simple
tenses)		 present double
/dubl/		 doubles
/dubl/		 double
/dubl/		 doublions
/du.bli.jɔ̃/		 doubliez
/du.bli.je/		 doublent
/dubl/
imperfect2 doublasse
/du.blas/		 doublasses
/du.blas/		 doublât
/du.bla/		 doublassions
/du.bla.sjɔ̃/		 doublassiez
/du.bla.sje/		 doublassent
/du.blas/
(compound
tenses)		 past present subjunctive of avoir + past participle
pluperfect2 imperfect subjunctive of avoir + past participle
imperative – tu – nous vous –
simple — double
/dubl/		 — doublons
/du.blɔ̃/		 doublez
/du.ble/		 —
compound — simple imperative of avoir + past participle — simple imperative of avoir + past participle simple imperative of avoir + past participle —
1 The French gerund is usable only with the preposition en.
2 In less formal writing or speech, these tenses may be found to have been replaced in the following way:
  • past historic → present perfect
  • past anterior → pluperfect
  • imperfect subjunctive → present subjunctive
  • pluperfect subjunctive → past subjunctive

(Christopher Kendris [1995], Master the Basics: French, pp. 77, 78, 79, 81).

Derived terms

Descendants
  • → Brazilian Portuguese: dublar
  • → Romanian: dubla

See also

Further reading
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