Collins COBUILD Advanced Learner's English Dictionary - constant
Связанные словари
Constant
constant
(constants) Frequency: The word is one of the 1500 most common words in English. 1. You use constant to describe something that happens all the time or is always there. Inflation is a constant threat... He has been her constant companion for the last four months. = continual ADJ: usu ADJ n • constantly The direction of the wind is constantly changing... ADV: usu ADV with v, also ADV adv/adj 2. If an amount or level is constant, it stays the same over a particular period of time. The average speed of the winds remained constant. = stable ADJ 3. A constant is a thing or value that always stays the same. In the world of fashion it sometimes seems that the only constant is ceaseless change... ? variable N-COUNT
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1.
I. adjective Etymology: Middle English, from Middle French, from Latin ~-, constans, from present participle of constare to stand firm, be consistent, from com- + stare to stand — more at stand Date: 14th century 1. marked by firm steadfast resolution or faithfulness ; exhibiting constancy of mind or attachment a ~ friend 2. invariable, uniform a ~ flow 3. continually occurring or recurring ; regular a ~ annoyance Synonyms: see faithful, continual • ~ly adverb II. noun Date: 1832 something invariable or unchanging: as a. a number that has a fixed value in a given situation or universally or that is characteristic of some substance or instrument b. a number that is assumed not to change value in a given mathematical discussion c. a term in logic with a fixed designation ...Merriam-Webster Collegiate Dictionary
2.
adj. & n. --adj. 1 continuous (needs constant attention). 2 occurring frequently (receive constant complaints). 3 (often foll. by to) unchanging, faithful, dependable. --n. 1 anything that does not vary. 2 Math. a component of a relationship between variables that does not change its value. 3 Physics a a number expressing a relation, property, etc., and remaining the same in all circumstances. b such a number that remains the same for a substance in the same conditions. Derivatives constantly adv. Etymology: ME f. OF f. L constare (as com-, stare stand) ...Толковый словарь английского языка Oxford English Reference
3.
1) константа, постоянная (величина) 2) коэффициент 3) модуль 4) постоянный; неизменный to calibrate a constant — точно определять значение постоянной constant of motion — интеграл движения constant of proportionality — коэффициент пропорциональности - absolute dielectric constant - absolute gas constant - acidity constant - additive constant - address constant - amplification constant - anisotropic elastic constants - anodization constant - arbitrary constant - atomic constant - attenuation constant - Avogadro constant - basicity constant - biological-decay constant - boiling-point gravity constant - boiling-point-viscosity constant - Boltzmann constant - calibration constant - character constant - chemical constant - circuit constant - coagulation constant - coil constant - compile-time constant - complex constant - complex dielectric constant - condenser constant - contiguous constant - corrosion constant - couple-stress constant - coupling constant - CR time constant - CR constant - damping constant - decay constant - deferred constant - dielectric constant - dielectric attenuation constant - dielectric phase constant - diffusion constant - dimensional constant - dimensionless constant - direct-axis subtransient open-circuit time constant - direct-axis subtransient short-circuit time constant - direct-axis transient open-circuit time constant - direct-axis transient short-circuit time constant - dissociation constant - distributed constants - effective decay constant - elastic constant - electric constant - electric charge time constant - electric discharge time constant - electrochemical constant - electromagnetic time constant - electromechanical time constant - electrooptic constant - electrostrictive constant - emission constant - empirical constant - exposure constant - fall time constant - Faraday constant - Fermi constant - gain constant - gas constant - generalized constants -...Большой Англо-русский Русско-английский политехнический словарь
4.
постоянная, константа; коэффициент constant determined by test constant of gravitation arbitrary constant C constant convergence constant damping constant elastic constants force constant gravitational constant labor constant level constant planimeter constant room constant scalar constant spring constant stadia constant vector constant ...Англо-русский строительный словарь
5.
константа; коэффициент; модуль – acoustical attenuation constant – asymmetric constant – attenuation constant – axial-propagation constant – capacitor constant – circuit time constant – coil constant – counter constant – decay constant – dielectric constant – distributed constant – electric constant – electromagnetic constant – galvanometric constant – lossless data constant – lossy data constant – lumped constant – multiplication constant – optical-pulse constant – Planck's constant – propagation constant – reciprocity constant – screening constant – shielding constant – transmission-line attenuation constants ...Англо-русский Русско-английски словарь по телекоммуникациям
6.
прил. постоянный, неизменный - constant dollar value - constant dollar - constant dollars - constant prices - constant rate - dollar in constant dollars Syn: fixed, immutable, invariant, permanent ...Англо-русский Русско-английский экономический словарь
7.
константа, постоянная (величина); константный, постоянный – activator constant – affinity constant – allometric constant – association constant – decay constant – diffusion constant – dissociation constant – equilibrium constant – inhibitor constant – ionization constant – Michaelis constant – sedimentation constant – stability constant – substrate constant – thermal constants – time constant – velocity constant ...Англо-русский Русско-английский биологический словарь
8.
1. мат. физ. постоянная (величина), константа 2. постоянный, непрерывный constant complaints —- постоянные жалобы constant chatter —- беспрерывная болтовня constant rain —- непрерывный дождь constant care and attention —- постоянная забота и внимание 3. постоянный, устойчивый, константный constant current —- эл. постоянный ток constant load —- спец. длительная нагрузка constant spectrum —- спец. сплошной спектр 4. постоянный, неизменный, верный constant reader —- постоянный читатель constant friend —- верный друг constant he has been constant in his devotion to science —- он никогда не изменял своей преданности науке Id: constant dropping wears away a stone —- капля по капле и камень долбит 5. constantan 6. константан (сплав) ...Новый большой англо-русский словарь
9.
acceleration постоянное ускорение CONSTANT of friction коэффициент трения CONSTANT 1. noun phys.; math. постоянная (величина), константа - constant of friction 2. adj. 1) постоянный in terms of constant prizes - в неизменных ценах 2) твердый; верный (идее и т.п.) 3) неизменный, неослабный Syn: see invariable ...Англо-русский словарь
10.
~1 adj 1 staying the same for a period of time (A thermostat kept the temperature constant.) 2 happening all the time or regularly (Sam was in constant pain.) 3 literary loyal and faithful (a constant friend) ~2 n technical 1 a number or quantity that never varies 2 formal something that stays the same even though other things change (- compare variable 2) ...Longman Dictionary of Contemporary English
11.
- c.1390, "steadfast, resolute," from L. constantem (nom. constans) "standing firm, stable, steadfast," prp. of constare, from com- "together" + stare "to stand." Of actions and conditions from 1653. ...Английский Этимологический словарь
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