induction

English

Etymology

Inherited from Middle English induction, from Old French induction, from Latin inductiō, from indūcō (“I lead”). By surface analysis, induct +‎ -tion or induce +‎ -tion.

Pronunciation

• IPA^(key): /ɪnˈdʌkʃən/
• Rhymes: -ʌkʃən

• Audio (UK)

  (file)

Noun

induction (countable and uncountable, plural inductions)

1. An act of inducting.
   • 1612–1613, Nathan Field; John Fletcher; Philip Massinger, “The Honest Mans Fortune”, in Comedies and Tragedies […], London: […] Humphrey Robinson, […], and for Humphrey Moseley […], published 1647, OCLC 3083972, Act II, scene i:

     I know not you; nor am I well pleased to make this time, as the affair now stands, the induction of your acquaintance.

   • c. 1597, William Shakespeare, “The First Part of Henry the Fourth, […]”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358, [Act III, scene i]:

     These promises are fair, the parties sure, / And our induction full of prosperous hope.

   1. A formal ceremony in which a person is appointed to an office or into military service.
   2. The process of showing a newcomer around a place where they will work or study.
2. An act of inducing.
   • 2002, Gilbert S. Banker & Christopher T. Rhodes, Modern Pharmaceutics, 4th edition, Informa Health Care, →ISBN, page 699:

     One of the first examples of the immunogenicity of recombinantly derived antibodies was with murine anti-CD3 monoclonal antibody (OKT3) used in the induction of immunosupression after organ transplantation.

   1. (physics) Generation of an electric current by a varying magnetic field.
   2. (logic) Derivation of general principles from specific instances.
   3. (mathematics) A method of proof of a theorem by first proving it for a specific case (often an integer; usually 0 or 1) and showing that, if it is true for one case then it must be true for the next.
   4. (theater) Use of rumors to twist and complicate the plot of a play or to narrate in a way that does not have to state truth nor fact within the play.
   5. (biology) In developmental biology, the development of a feature from part of a formerly homogenous field of cells in response to a morphogen whose source determines the feature's position and extent.
   6. (mechanical engineering) The delivery of air to the cylinders of an internal combustion piston engine.
3. (medicine) The process of inducing the birth process.
4. (obsolete) An introduction.
   • 1619, Philip Massinger and Nathan Field, The Fatal Dowry

     This is but an induction: I'lldraw / The curtains of the tragedy hereafter.

Quotations

• For quotations using this term, see Citations:induction.

Derived terms

Derived terms

• forced induction
• induction axiom
• induction circuit
• induction coil
• induction cooker
• induction cooking

• induction cut
• induction flowmeter
• induction furnace
• induction generator
• induction heating

• induction loop
• induction motor
• induction period
• induction programme
• induction range

• induction therapy
• induction training
• induction variable
• induction welding
• mathematical induction
• metainduction

Related terms

English terms derived from the Proto-Indo-European root *dewk-‎ (0 c, 69 e)

Translations

the act of inducting

• Bulgarian: въвеждане (bg) n (vǎveždane)
• Dutch: toeleiding f, inductie (nl) f
• Finnish: aiheuttaminen (fi)
• French: induction (fr) f

• German: Einführung (de) f
• Greek: επαγωγή (el) f (epagogí)
• Italian: induzione (it)

a formal ceremony in which a person is inducted into an office or into military service

• Bulgarian: зачисляване n (začisljavane)
• Finnish: virkaan vihkiminen
• German: Vereidigung (de) f

• Russian: официа́льное введе́ние в до́лжность (oficiálʹnoje vvedénije v dólžnostʹ)

generation of an electric current by a varying magnetic field

• Bulgarian: индукция (bg) f (indukcija)
• Czech: indukce (cs) f
• Finnish: induktio (fi)
• French: induction (fr) f
• Galician: indución (gl) f
• German: Induktion (de) f
• Greek: επαγωγή (el) f (epagogí)
• Ido: indukto (io)

• Indonesian: induksi (id)
• Italian: induzione (it) f, autoinduzione f
• Norwegian:

  Bokmål: induksjon (no) m

  Nynorsk: induksjon m

• Polish: indukcja (pl) f
• Russian: инду́кция (ru) f (indúkcija)
• Slovak: indukcia
• Tagalog: karawitan

the derivation of general principles from specific instances

• Armenian: ինդուկցիա (hy) (indukcʿia), մակածություն (hy) (makacutʿyun)
• Bulgarian: индукция (bg) f (indukcija)
• Czech: indukce (cs) f
• Finnish: induktio (fi)
• French: induction (fr) f
• Galician: indución (gl) f
• Greek: επαγωγή (el) f (epagogí)
• Icelandic: aðleiðsla f

• Ido: indukto (io)
• Indonesian: induksi (id)
• Italian: induzione (it) f
• Khmer: អនុមានរួម (a’nu’maan ruəm)
• Lithuanian: indukcija (lt) f
• Polish: indukcja (pl) f
• Russian: инду́кция (ru) f (indúkcija)
• Slovak: indukcia
• Tagalog: pamuuran

a general proof of a theorem

• Czech: indukce (cs) f
• Finnish: induktio (fi), induktiotodistus
• German: Induktion (de) f
• Greek: επαγωγή (el) f (epagogí)

• Icelandic: þrepun f, stærðfræðileg þrepun f
• Russian: инду́кция (ru) f (indúkcija)
• Slovak: indukcia
• Tagalog: pamuuran

the use of rumors to twist and complicate the plot

the development of a feature from part of a formerly homogenous field of cells

• French: induction (fr)
• Italian: induzione (it)

• Portuguese: indução (pt)
• Slovak: indukcia
• Spanish: inducción

inducing a birth

• Greek: επιτάχυνση (el) f (epitáchynsi)

• Indonesian: induksi (id), induksi persalinan

an introduction

• Polish: indukcja (pl) f
• Russian: введе́ние (ru) n (vvedénije)

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French

Etymology

From Latin inductio.

Noun

induction f (plural inductions)

1. induction

Further reading

• “induction”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.