Dictionary

constant en · ADJ

Pronunciation

• (US) audio
• /ˈkɑnstənt/ (US)
• /ˈkɒnstənt/ (UK)
• kŏn'stənt (UK)

Etymology

From Middle English constant, from Old French constant, from Latin constantem, accusative of constans, from cōnstāre (“to stand firm”). Displaced native Old English singal.

Meanings

1. Unchanged through time or space; permanent.
2. Consistently recurring over time; persistent.
   • The constant pinging of electronic devices is driving many people to the end of their tether. Electronic devices not only overload the senses and invade leisure time. They feed on themselves: the more people tweet the more they are rewarded with followers and retweets. 2013 November 16, Schumpeter, “The mindfulness business”, in The Economist, volume 409, number 8862:
3. Steady in purpose, action, feeling, etc.
   • His gifts, his constant courtship, nothing gained. 1700, [John] Dryden, “Theodore and Honoria, from Boccace”, in Fables Ancient and Modern; […], London: […] Jacob Tonson, […], →OCLC:
   • I am constant to my purposes. c. 1599–1602 (date written), William Shakespeare, “The Tragedie of Hamlet, Prince of Denmarke”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act V, scene ii]:
   • Both loving one fair maid, they yet remained constant friends. c. 1580 (date written), Philippe Sidnei [i.e., Philip Sidney], “[The Second Booke] Chapter 3”, in [Fulke Greville; Matthew Gwinne; John Florio], editors, The Countesse of Pembrokes Arcadia [The New Arcadia], London: […] [John Windet] for William Ponsonbie, published 1590, →OCLC, folio 162, recto:
4. Firm; solid; not fluid.
   • If […] you mix them, you may turn these two fluid liquors into a constant body. 1659 December 30 (date written), Robert Boyle, New Experiments Physico-Mechanicall, Touching the Spring of the Air, and Its Effects […], Oxford, Oxfordshire: […] H[enry] Hall, printer to the University, for Tho[mas] Robinson, published 1660, →OCLC:
5. (obsolete) Consistent; logical.
   • I am no more mad than you are: make the trial of it with any constant question. c. 1601–1602 (date written), William Shakespeare, “Twelfe Night, or What You Will”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act IV, scene ii]:
6. (qualifier:complexity theory) Bounded above by a constant.
   • constant time   constant space

Forms

Deriveds

constant of integration · nonconstant · constant time · constantive · thermoconstant · constant-wear garment · uniconstant · constant-velocity · constant speed drive · constant speedism · constantness · unconstant · constant term · multiconstant · constant morphism · constant velocity · constant-speed propeller

Synonyms

unbroken · unceasing · nonchanging (unchanged through time or space) · permanent · continuate · incessive · everlasting · extended · lasting · never-ending · perpetual · unending · eternal · relentless · infinite · steady · ceaseless · unvarying · still · successive · continual · unremitting · amaranthine · dreich · incessant · uniform · unintermitted · continuous · termless · nonstop · uninterrupted · constant · persistent · solid · ongoing · unaltering · endless

Translations (122)

ro neschimbat (unchanged through time) · bg неизменен (steady) · es constante (unchanged through time) · hu állandó (unchanged through time) · el συνεχής (unchanged through time) · el αδιάκοπος (consistently recurring over time) · it costante (unchanged through time) · it costante (steady) · el σταθερός (unchanged through time) · io konstanta (unchanged through time) · la constans (unchanged through time) · tl lagian (unchanged through time) · fi tasainen (consistently recurring over time) · ca ferm (steady) · el συνεχής (steady) · pt constante (steady) · pt constante (unchanged through time) · fr constant (consistently recurring over time) · ca constant (steady) · pl stały (unchanged through time) · az mütəmadi (steady) · ga diongbháilte (unchanged through time) · ang singal (unchanged through time) · el διαρκής (consistently recurring over time) · eo konstanta (unchanged through time) · sv konstant (unchanged through time) · ang singal (consistently recurring over time) · el σταθερός (consistently recurring over time) · ca constant (consistently recurring over time) · de regelmäßig (consistently recurring over time) · nl constant (unchanged through time) · fi jatkuva (consistently recurring over time) · ro stabil (steady) · gl constante (unchanged through time) · ar ثَابِت (unchanged through time) · fi pysyvä (unchanged through time) · fr constant (steady) · bg верен (steady) · fr constant (unchanged through time) · bg непрекъснат (consistently recurring over time) · pl stały (steady) · id konstan (consistently recurring over time) · cy cyson (unchanged through time) · tl lagian (consistently recurring over time) · fi muuttumaton (unchanged through time) · cmn 持久的 (steady) · hu állhatatos (steady) · mfe konstan (consistently recurring over time) · fi vakio- (unchanged through time) · ga diongbháilte (steady) · pt constante (consistently recurring over time) · es constante (steady) · tl maligo (unchanged through time) · it continuo (consistently recurring over time) · fa ثابت (unchanged through time) · grc συνεχής (unchanged through time) · et püsiv (unchanged through time) · ro constant (steady) · az mütəmadi (consistently recurring over time) · fi muuttumaton (steady) · mi taimau (unchanged through time) · izh iänikäin (consistently recurring over time) · hi अचल (unchanged through time) · hu folytonos (consistently recurring over time) · gd cunbhalach (consistently recurring over time) · sh stalan (unchanged through time) · kk тұрақты (unchanged through time) · az daimi (unchanged through time) · id konstan (unchanged through time) · hi सतत (consistently recurring over time) · id tetap (unchanged through time) · fi vakaa (unchanged through time) · el σταθερός (steady) · ro constant (consistently recurring over time) · es constable (disused) (steady) · de konstant (steady) · es constante (consistently recurring over time) · mi pūmau (unchanged through time) · ru постоя́нный (unchanged through time) · ka მუდმივი (unchanged through time) · pdt bestendich (unchanged through time) · tl maligo (consistently recurring over time) · uk пості́йний (unchanged through time) · sv konstant (consistently recurring over time) · gd seasmhach (unchanged through time) · es perseverante (steady) · hu kitartó (steady) · de stetig (consistently recurring over time) · bg постоянен (unchanged through time) · bg постоянен (steady) · fi vakaa (steady) · gd cunbhalach (steady) · hi स्थिर (unchanged through time) · hu változatlan (unchanged through time) · it costante (consistently recurring over time) · sa धीर (steady) · de konstant (unchanged through time) · de ständig (consistently recurring over time) · bg неизменен (unchanged through time) · ca perseverant (steady) · fi vakio- (consistently recurring over time) · de fest (steady) · mi tūmau (unchanged through time) · tr sabit (unchanged through time) · hi धीर (steady) · izh jokaaikain (unchanged through time) · az mütəmadi (unchanged through time) · br kendalc'hus (unchanged through time) · bg постоянен (consistently recurring over time) · hi स्थिर (steady) · gd seasmhach (steady) · mi aumou (unchanged through time) · pl bezustanny (consistently recurring over time) · sh postojan (unchanged through time) · sv konstant (steady) · tr kalıcı (unchanged through time) · ga síoraí (consistently recurring over time) · ca constant (unchanged through time) · br kendalc'hus (steady) · mi rite tonu (consistently recurring over time) · de beständig (unchanged through time) · ro constant (unchanged through time)

constant en · NOUN

Pronunciation

• (US) audio
• /ˈkɑnstənt/ (US)
• /ˈkɒnstənt/ (UK)
• kŏn'stənt (UK)

Etymology

From Middle English constant, from Old French constant, from Latin constantem, accusative of constans, from cōnstāre (“to stand firm”). Displaced native Old English singal.

Meanings

1. That which is permanent or invariable.
2. A quantity that remains at a fixed value throughout a given discussion or operation.
   • We also establish that constants are local extremizers of the Tomas-Stein adjoint restriction inequality as well as of another inequality appearing in the program.. 2015, Emanuel Carneiro, Damiano Foschi, Diogo Oliveira e Silva, Christoph Thiele, “A sharp trilinear inequality related to Fourier restriction on the circle”, in arXiv:
3. Any property of an experiment, determined numerically, that does not change under given circumstances.
   • Based on their acid dissociation constants (pKa), seleneous^([sic]) acid (H2SeO3) and selenic acid (H2SeO4) are anionic under common environmental conditions [48], e.g., as selenite (SeO32−) and selenate (SeO42−). 2015, Lenny H.E. Winkel et al., “Selenium Cycling Across Soil-Plant-Atmosphere Interfaces: A Critical Review”, in Nutrients, volume 7, →DOI:
4. An identifier that is bound to an invariant value; a fixed value given a name to aid in readability of source code.

Forms

Antonyms

variable

Coordinates

metaparameter · metaparameter · parameter · parameter

Deriveds

constant of integration · Ramanujan's constant · sofa constant · Conway's constant · shielding constant · Dirac constant · rate constant · Archimedes' constant · magic constant · Madelung constant · physical constant · Boltzmann's constant · Copeland-Erdős constant · Napier's constant · Hubble's constant · propagation constant · Henry's law constant · cosmological constant · logical constant · absolute constant · Feigenbaum constant · reaction rate constant · Coulomb's constant · Einstein constant · Avogadro constant · acid dissociation constant · Euler-Mascheroni constant · Planck constant · form constant · Stieltjes constant · fine structure constant · constant problem · Dirac's constant · propositional constant · solar constant · constant function · separation constant · spring constant · fundamental constant · Avogadro's constant · Gelfond's constant · Michaelis constant · Fransén-Robinson constant · Catalan's constant · Chaitin's constant · gas constant · Einstein's constant · Champernowne constant · lattice constant · equilibrium constant · Verdet constant · gravitational constant · decay constant · Apéry's constant · Brun's constant · Rydberg constant · Sommerfeld's constant · screening constant · Stefan-Boltzmann constant · symbolic constant · de Bruijn-Newman constant · Ludolph's constant · time constant · fine-structure constant · Legendre's constant · Lizardman's Constant · Lipschitz constant · Marchetti's constant · dielectric constant · Hubble constant · Planck's constant · Boltzmann constant · Landau-Ramanujan constant

Relateds

constantly · literal · constancy

Translations (104)

sv konstant (identifier that is bound to an invariant value) · sv konstant (algebra: quantity that remains fixed) · fa ثابت (that which is permanent or invariable) · hi नियतांक (algebra: quantity that remains fixed) · sh stalnost (that which is permanent or invariable) · bg постоянна величина (that which is permanent or invariable) · fr constante (algebra: quantity that remains fixed) · fa ثابت (science: property that does not change) · uk ста́ла (that which is permanent or invariable) · cmn 常數 /常数 (that which is permanent or invariable) · tl lagiin (algebra: quantity that remains fixed) · vi hằng (algebra: quantity that remains fixed) · ja 定数 (that which is permanent or invariable) · cy cysonyn (science: property that does not change) · de Fixwert (that which is permanent or invariable) · az daimi kəmiyyət (algebra: quantity that remains fixed) · vi hằng số (algebra: quantity that remains fixed) · vi hằng số (science: property that does not change) · da konstant (that which is permanent or invariable) · pt constante (algebra: quantity that remains fixed) · pl stała (that which is permanent or invariable) · ca constant (algebra: quantity that remains fixed) · pt constante (identifier that is bound to an invariant value) · pl stała (identifier that is bound to an invariant value) · th ค่าคงตัว (science: property that does not change) · fi vakio (algebra: quantity that remains fixed) · ru конста́нта (that which is permanent or invariable) · az daimi kəmiyyət (that which is permanent or invariable) · it costante (identifier that is bound to an invariant value) · hu állandó (that which is permanent or invariable) · de Konstante (science: property that does not change) · de Konstante (algebra: quantity that remains fixed) · cs konstanta (algebra: quantity that remains fixed) · hu konstans (identifier that is bound to an invariant value) · pl stała (science: property that does not change) · pl stała (algebra: quantity that remains fixed) · ka მუდმივა (science: property that does not change) · hu konstans (that which is permanent or invariable) · sh postojanost (that which is permanent or invariable) · hu konstans (science: property that does not change) · tl lagiin (science: property that does not change) · fa ثابت (identifier that is bound to an invariant value) · fi vakio (that which is permanent or invariable) · id konstanta (identifier that is bound to an invariant value) · th ค่าคงที่ (algebra: quantity that remains fixed) · eo konstanto (identifier that is bound to an invariant value) · pt constante (that which is permanent or invariable) · ru конста́нта (algebra: quantity that remains fixed) · sv konstant (that which is permanent or invariable) · bg конста́нта (algebra: quantity that remains fixed) · es constante (that which is permanent or invariable) · ru постоя́нная (algebra: quantity that remains fixed) · ca constant (that which is permanent or invariable) · hi स्थिरांक (that which is permanent or invariable) · da konstant (algebra: quantity that remains fixed) · tr sabit (science: property that does not change) · el σταθερά (algebra: quantity that remains fixed) · fa ثابت (algebra: quantity that remains fixed) · hu konstans (algebra: quantity that remains fixed) · tl lagiin (identifier that is bound to an invariant value) · hu állandó (identifier that is bound to an invariant value) · br kendalc'h (that which is permanent or invariable) · cmn 常量 (algebra: quantity that remains fixed) · it costante (algebra: quantity that remains fixed) · hu állandó (algebra: quantity that remains fixed) · el σταθερά (that which is permanent or invariable) · th ค่าคงที่ (science: property that does not change) · km ចំនួនថេរ (algebra: quantity that remains fixed) · es constante (identifier that is bound to an invariant value) · it costante (that which is permanent or invariable) · ja 定数 (algebra: quantity that remains fixed) · fa ماندگار (that which is permanent or invariable) · hi नियतांक (science: property that does not change) · fi vakio (science: property that does not change) · ru постоя́нная (that which is permanent or invariable) · ms pemalar (algebra: quantity that remains fixed) · fr constante (identifier that is bound to an invariant value) · hi स्थिरांक (algebra: quantity that remains fixed) · ms angkatap (algebra: quantity that remains fixed) · fi vakio (identifier that is bound to an invariant value) · mi tau pūmau (algebra: quantity that remains fixed) · de Konstante (identifier that is bound to an invariant value) · th ค่าคงตัว (algebra: quantity that remains fixed) · bg константа (science: property that does not change) · cmn 常數 /常数 (algebra: quantity that remains fixed) · bg константа (identifier that is bound to an invariant value) · ko 정수 (algebra: quantity that remains fixed) · da konstant (science: property that does not change) · it costante (science: property that does not change) · sh konstanta (identifier that is bound to an invariant value) · ko 상수 (algebra: quantity that remains fixed) · ko 변하지 않는 것 (that which is permanent or invariable) · es constante (algebra: quantity that remains fixed) · id konstanta (algebra: quantity that remains fixed) · ru постоя́нная (science: property that does not change) · pt constante (science: property that does not change) · hu állandó (science: property that does not change) · de Konstante (that which is permanent or invariable) · cs konstanta (identifier that is bound to an invariant value) · uk конста́нта (that which is permanent or invariable) · el σταθερά (identifier that is bound to an invariant value) · sv konstant (science: property that does not change) · el σταθερά (science: property that does not change) · ja 定数 (science: property that does not change)

wikidata: Q188248 · wikidata: Q3243772