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English
An injection (relation on sets in mathematics)
Etymology
Borrowed from Middle French injection , from Latin iniectio . The mathematical sense is from French injection , introduced by Nicolas Bourbaki in their treatise Éléments de mathématique . Equivalent to inject + -ion .
Pronunciation
IPA (key ) : /ɪnˈd͡ʒɛk.ʃən/
Hyphenation: in‧jec‧tion
Rhymes: -ɛkʃən
Noun
injection (countable and uncountable , plural injections )
The act of injecting , or something that is injected .
2010 , Paul Shreve, David W. Townsend, Clinical PET-CT in Radiology: Integrated Imaging in Oncology , →ISBN , page 78 :For some indications in PET imaging, it is necessary for radiopharmaceutical injections to be administered contralaterally or pedally to the disease process
A specimen prepared by injection.
( category theory ) A morphism from either one of the two components of a coproduct to that coproduct.
( construction ) The act of inserting materials like concrete grout or gravel by using high pressure pumps.
( figuratively ) The supply of additional funding to a person or a business.
The troubled business received a much-needed cash injection .
( mathematics ) A relation on sets (X,Y) that associates each element of Y with at most one element of X .
Synonym: injective function
( computer security ) The insertion of program code into an application , URL , hardware , etc.; especially when malicious or when the target is not designed for such insertion.
a SQL injection exploit allowing a malicious user to modify a database query
( space ) The act of putting a spacecraft into a particular orbit, especially for changing a stable orbit into a transfer orbit , e.g. trans-lunar injection .
2015 , Henry L. Richter, America's Leap Into Space :It had been determined that one of the whip turnstile antennas had broken off from Explorer 1 shortly after injection into orbit, so these were eliminated.
( set theory ) A function that maps distinct x in the domain to distinct y in the codomain ; formally, a f : X → Y such that f(a) = f(b) implies a = b for any a, b in the domain .
( medicine ) Something injected subcutaneously , intravenously , or intramuscularly by use of a syringe and a needle .
( medicine ) Congestion (of a body part, with blood or other fluid), such as hyperemia .
conjunctival injection
( internal combustion engines ) Fuel injection : the pressurized introduction of fuel into a cylinder.
direct injection
tuned port injection
( steam engines ) The act of throwing cold water into a condenser to produce a vacuum .
( steam engines ) The cold water thrown into a condenser to produce a vacuum.
Hyponyms
(computer security) Insertion of program code into an application, URL, etc.
Derived terms
(construction) Terms derived from injection
Related terms
Translations
act of injecting, or something injected
Albanian: injeksion (sq) m , injektim (sq) m
Arabic: حُقْنَة f ( ḥuqna ) , حَقْن m ( ḥaqn )
Armenian: ներարկում (hy) ( nerarkum ) , սրսկում (hy) ( srskum )
Asturian: inyeición f
Azerbaijani: inyeksiya
Belarusian: ін'е́кцыя f ( inʺjékcyja ) , уко́л m ( ukól ) , упы́рскванне n ( upýrskvannje )
Bengali: ইনজেকশন ( injekśon )
Bulgarian: инже́кция (bg) f ( inžékcija ) , впръ́скване (bg) n ( vprắskvane )
Catalan: injecció (ca) f
Chinese:
Cantonese: 注射 ( zyu3 se6 )
Mandarin: 注射 (zh) ( zhùshè )
Czech: injekce (cs) f , vstříknutí n
Danish: indsprøjtning c , injektion c
Dutch: inspuiting (nl) f
Esperanto: injekto
Estonian: süst , süstimine , injektsioon
Finnish: ruiskutus (fi) , pistos (fi) ( act ) , ruiske ( thing injected )
French: injection (fr) f
Galician: inxección (gl) f
Georgian: ინექცია ( inekcia )
German: Injektion (de) f , Spritze (de) f
Greek: ένεση (el) f ( énesi )
Haitian Creole: enjeksyon
Hebrew: זְרִיקָה (he) f ( z'riká )
Hindi: इंजेक्शन (hi) m ( iñjekśan )
Hungarian: befecskendezés (hu) , injekció (hu)
Icelandic: innspýting (is) f
Ido: injekto (io) , injektado (io)
Indonesian: injeksi (id) , suntikan (id)
Italian: iniezione (it) f
Japanese: 注射 (ja) ( ちゅうしゃ, chūsha )
Kazakh: инъекция ( ıynʺyekcıya )
Khmer: ការចាក់ថ្នាំ ( kaacakthnam )
Korean: 주사(注射) (ko) ( jusa )
Kurdish:
Northern Kurdish: enjeksiyon (ku)
Kyrgyz: инъекция (ky) ( inyektsiya ) , укол (ky) ( ukol )
Lao: ການສັກຢາ ( kān sak yā ) , ສັກຢາ ( sak yā )
Latin: iniectiō f
Latvian: injekcija f , šprice f
Lithuanian: injekcija f
Macedonian: инјекција f ( injekcija )
Malay: penyuntikan , suntikan (ms)
Mongolian:
Cyrillic: тарилга (mn) ( tarilga )
Norwegian:
Bokmål: injeksjon m
Occitan: injeccion (oc) f
Pashto: تزريق (ps) m ( tazriq ) , انجکشن m ( enjekšan )
Persian: تَزریق (fa) ( tazriq ) , اَنژِکسیون (fa) ( anžeksyon )
Polish: zastrzyk (pl) m , wstrzyknięcie n , iniekcja (pl) f
Portuguese: injeção (pt) f
Romanian: injecție (ro) f
Russian: инъе́кция (ru) f ( inʺjékcija ) , уко́л (ru) m ( ukól ) , влива́ние (ru) n ( vlivánije ) , впры́скивание (ru) n ( vprýskivanije )
Serbo-Croatian:
Cyrillic: инјѐкција f , инјектирање n , убризгавање n
Latin: injèkcija (sh) f , injektiranje n , ubrizgavanje n
Slovak: injekcia f , vstreknutie n , vstrekovanie n
Slovene: injekcija (sl) f
Spanish: inyección (es) f
Swahili: sindano (sw)
Swedish: injektion (sv) c , insprutning (sv) c
Tajik: тазриқ ( tazriq )
Thai: การฉีดยา (th) ( gaan-chìit-yaa ) , ฉีดยา (th) ( chìit-yaa )
Turkish: enjeksiyon (tr)
Turkmen: ukol
Ukrainian: ін'є́кція f ( inʺjékcija ) , уко́л m ( ukól ) , за́штрик m ( záštryk ) , за́стрик m ( zástryk ) , упо́рскування n ( upórskuvannja ) , упри́скування n ( uprýskuvannja )
Urdu: اِنْجِکْشَن m ( injekśan )
Uyghur: ئوكۇل ( okul )
Uzbek: inyeksiya , ukol (uz)
Vietnamese: sự tiêm (vi)
Walloon: pikeure (wa) f
medicine: something injected
set theory: one-to-one mapping
computing: insertion of code
See also
References
French
Etymology
Learned borrowing from Latin iniectiō .
Pronunciation
Noun
injection f (plural injections )
injection
( mathematics , logic , set theory ) injection
Coordinate terms: surjection , bijection
Derived terms
Related terms
Descendants
Further reading