| 单词 | number |
| 释义 | number (once / 20 pages) 1nv 2n 3n 4n 5n 6n When you consider any amount or measurement, you use a number, like 1, 2, 3, 75, or 998,837,211. This math-y word has many uses. Playing the numbers is an illegal form of gambling, and number crunchers are accountants. If you're looking out for number one, you're thinking of yourself. When you number something, you're counting it. A number is a song in a musical or concert. If someone "has your number," they know you well. Getting someone's number also means getting their phone number. If your days are numbered, it means you know you're going to die soon. WORD FAMILYnumber: numbered, numbering, numberless, numbers, numerical, unnumberable+/numbered: unnumbered/numbering: numberings/numerical: numerically USAGE EXAMPLESIt also offers a list of all legislators, their phone numbers and their email addresses. Washington Times(Jan 03, 2017) “A measurement is just a number. But a visual image of what they look like, rather than their imagination, is much more motivating.” Washington Post(Dec 30, 2016) As the number of pediatric medical users grows, so do issues that confront parents, patients, doctors and policymakers. Washington Post(Dec 29, 2016) 1 1n a concept of quantity involving zero and units every number has a unique position in the sequence Hypo|Hyper arity the number of arguments that a function can take co-ordinate, coordinatea number that identifies a position relative to an axis folio, page number, pagination, pagingthe system of numbering pages decimala number in the decimal system constanta number representing a quantity assumed to have a fixed value in a specified mathematical context oxidation number, oxidation statethe degree of oxidation of an atom or ion or molecule; for simple atoms or ions the oxidation number is equal to the ionic charge cardinality(mathematics) the number of elements in a set or group (considered as a property of that grouping) countthe total number counted factorany of the numbers (or symbols) that form a product when multiplied together Fibonacci numbera number in the Fibonacci sequence prime, prime quantitya number that has no factor but itself and 1 composite numberan integer that is divisible without remainder by at least one positive integer other than itself and one scorea number that expresses the accomplishment of a team or an individual in a game or contest recordthe number of wins versus losses and ties a team has had compound numbera quantity expressed in two different units no., ordinal, ordinal numberthe number designating place in an ordered sequence cardinal, cardinal numberthe number of elements in a mathematical set; denotes a quantity but not the order base, radix(numeration system) the positive integer that is equivalent to one in the next higher counting place floating-point numbera number represented in floating-point notation fixed-point numbera number represented in fixed-point notation atomic numberthe order of an element in Mendeleyev's table of the elements; equal to the number of protons in the nucleus or electrons in the neutral state of an atom of an element baryon numbera number equal to the difference between the number of baryons and the number of antibaryons in any subatomic structure; it is conserved in all types of particle interactions quotaa prescribed number linage, lineagethe number of lines in a piece of printed material natural numberthe number 1 and any other number obtained by adding 1 to it repeatedly integer, whole numberany of the natural numbers (positive or negative) or zero addenda number that is added to another number (the augend) augenda number to which another number (the addend) is added minuendthe number from which the subtrahend is subtracted subtrahendthe number to be subtracted from the minuend difference, remainderthe number that remains after subtraction; the number that when added to the subtrahend gives the minuend complex number, complex quantity, imaginary, imaginary number(mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1 second power, squarethe product of two equal terms cube, third powerthe product of three equal terms biquadrate, biquadratic, fourth power, quartican algebraic equation of the fourth degree roota number that, when multiplied by itself some number of times, equals a given number dividenda number to be divided by another number divisorthe number by which a dividend is divided quotientthe number obtained by division remainderthe part of the dividend that is left over when the dividend is not evenly divisible by the divisor multiplier, multiplier factorthe number by which a multiplicand is multiplied multiplicandthe number that is multiplied by the multiplier bowling scorethe score in a bowling match football scorethe score in a football game baseball scorethe score of a baseball game basketball scorethe score in a basketball game Cartesian coordinateone of the coordinates in a system of coordinates that locates a point on a plane or in space by its distance from two lines or three planes respectively; the two lines or the intersections of the three planes are the coordinate axes polar coordinateeither of two values that locate a point on a plane by its distance from a fixed pole and its angle from a fixed line passing through the pole characteristicthe integer part (positive or negative) of the representation of a logarithm; in the expression log 643 = 2.808 the characteristic is 2 deflatora statistical factor designed to remove the effect of inflation; inflation adjusted variables are in constant dollars balancethe difference between the totals of the credit and debit sides of an account Avogadro number, Avogadro's numberthe number of molecules in a mole of a substance (approximately 602,250,000,000,000,000,000,000) Boltzmann's constantconstant used in the calculation of the ideal gas constant coefficienta constant number that serves as a measure of some property or characteristic cosmological constantan arbitrary constant in the equations of general relativity theory equilibrium constant(chemistry) the ratio of concentrations when equilibrium is reached in a reversible reaction (when the rate of the forward reaction equals the rate of the reverse reaction) R, gas constant, universal gas constant(physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole G, constant of gravitation, gravitational constant, universal gravitational constant(physics) the universal constant relating force to mass and distance in Newton's law of gravitation Hubble constant, Hubble parameter, Hubble's constant, Hubble's parameter(cosmology) the ratio of the speed of recession of a galaxy (due to the expansion of the universe) to its distance from the observer; the Hubble constant is not actually a constant, but is regarded as measuring the expansion rate today ionic chargethe charge on an ion is equal to a constant charge e multiplied by an integer from 1 to 15 complementa complete number or quantity blood countthe number of red and white corpuscles in a blood sample body counta count of troops killed in an operation or time period circulationnumber of copies of a newspaper or magazine that are sold circulation(library science) the count of books that are loaned by a library over a specified period head count, headcountnumber of people in a particular group pollen countthe number of pollen grains (usually ragweed) in a standard volume of air over a twenty-four hour period and a specified time and place sperm countthe number of sperm in an ejaculate conversion factorfactor by which a quantity that is expressed in one set of units must be multiplied in order to convert it into another set of units constant of proportionality, factor of proportionalitythe constant value of the ratio of two proportional quantities x and y; usually written y = kx, where k is the factor of proportionality prime numberan integer that has no integral factors but itself and 1 stroke(golf) the unit of scoring in golf is the act of hitting the ball with a club birdie(golf) a score of one stroke under par on a hole bogey(golf) a score of one stroke over par on a hole deficit(sports) the score by which a team or individual is losing double-bogey(golf) a score of two strokes over par for a hole duck, duck's egg(cricket) a score of nothing by a batsman eagle(golf) a score of two strokes under par on a hole double eagle(golf) a score of three strokes under par on a hole game(games) the score at a particular point or the score needed to win lead(sports) the score by which a team or individual is winning lovea score of zero in tennis or squash matchthe score needed to win a match par(golf) the standard number of strokes set for each hole on a golf course, or for the entire course first, number 1, number onethe first element in a countable series absolute frequency, frequencythe number of observations in a given statistical category googola cardinal number represented as 1 followed by 100 zeros (ten raised to the power of a hundred) googolplexa cardinal number represented as 1 followed by a googol of zeros (ten raised to the power of a googol) magic numberthe atomic number of an extra stable strongly bound atomic nucleus: 2, 8, 20, 28, 50, 82 or 126 complex conjugateeither of two complex numbers whose real parts are identical and whose imaginary parts differ only in sign real, real numberany rational or irrational number pure imaginary numberan imaginary number of the form a+bi where a is 0 square roota number that when multiplied by itself equals a given number cube roota number that when multiplied three times equals a given number numeratorthe dividend of a fraction denominatorthe divisor of a fraction divisor, factorone of two or more integers that can be exactly divided into another integer scale factora number used as a multiplier in scaling aliquot, aliquot partan integer that is an exact divisor of some quantity aliquant, aliquant partan integer that is not an exact divisor of some quantity common multiplean integer that is a multiple of two or more other integers modulusan integer that can be divided without remainder into the difference between two other integers digit, figureone of the elements that collectively form a system of numeration large integeran integer equal to or greater than ten double digita two-digit integer; from 10 to 99 populationthe number of inhabitants (either the total number or the number of a particular race or class) in a given place (country or city etc.) c, light speed, speed of lightthe speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second definite quantity a specific measure of amount 2n the property possessed by a sum or total or indefinite quantity of units or individuals he had a number of chores to do the number of parameters is small Syn|Hypo|Hyper figure multiplicity, numerosity, numerousness a large number preponderance, prevalencea superiority in numbers or amount countlessness, innumerablenessa number beyond counting bulk, majoritythe property resulting from being or relating to the greater in number of two parts; the main part minoritybeing or relating to the smaller in number of two parts fewnessthe quality of being small in number roundnessthe quality of being round numbers multitudinousnessa very large number (especially of people) amount the relative magnitude of something with reference to a criterion 3n a symbol used to represent a number Syn|Hypo|Hyper numeral Arabic numeral, Hindu numeral, Hindu-Arabic numeral one of the symbols 1,2,3,4,5,6,7,8,9,0 Roman numerala symbol in the old Roman notation; I,V,X,L,C,D,M represent 1,5,10,50,100,500,1000 respectively in Arabic notation antilog, antilogarithmthe number of which a given number is the logarithm symbol an arbitrary sign (written or printed) that has acquired a conventional significance 4v add up in number or quantity Syn|Hypo|Hyper add up, amount, come, total work out be calculated outnumberbe larger in number average, average outamount to or come to an average, without loss or gain makeadd up to be have the quality of being; (copula, used with an adjective or a predicate noun) 5v enumerate We must number the names of the great mathematicians Syn|Hypo|Hyper list itemise, itemize place on a list of items identify, name give the name or identifying characteristics of; refer to by name or some other identifying characteristic property 6v give numbers to You should number the pages of the thesis Hypo|Hyper foliate, page, paginate number the pages of a book or manuscript denominate, designate assign a name or title to 7v determine the number or amount of Syn|Hypo|Hyper count, enumerate, numerate recount count again miscountcount wrongly censusconduct a census add, add together, add up, sum, sum up, summate, tally, tot, tot up, total, tote updetermine the sum of ascertain, determine, find, find out establish after a calculation, investigation, experiment, survey, or study 8v put into a group Syn|Hyper count assort, class, classify, separate, sort, sort out arrange or order by classes or categories 9v place a limit on the number of 2Syn|Hyper keep down circumscribe, confine, limit restrict or confine, "I limit you to two visits to the pub a day" 1n a short theatrical performance that is part of a longer program it was one of the best numbers he ever did Syn|Hypo|Hyper act, bit, routine, turn show-stopper, showstopper, stopper an act so striking or impressive that the show must be delayed until the audience quiets down performance, public presentation a dramatic or musical entertainment 2n one of a series published periodically 3Syn|Hypo|Hyper issue edition an issue of a newspaper extraan additional edition of a newspaper (usually to report a crisis) periodical a publication that appears at fixed intervals 1n a numeral or string of numerals that is used for identification she refused to give them her Social Security number Syn|Hypo|Hyper identification number ABA transit number, BIN, bank identification number an identification number consisting of a two-part code assigned to banks and savings associations; the first part shows the location and the second identifies the bank itself license number, registration numberthe number on the license plate that identifies the car that bears it Social Security numberthe number of a particular individual's Social Security account PIN, PIN number, personal identification numbera number you choose and use to gain access to various accounts positive identification evidence proving that you are who you say you are; evidence establishing that you are among the group of people already known to the system; recognition by the system leads to acceptance 2n the number is used in calling a particular telephone he has an unlisted number Syn|Hyper phone number, telephone number sign, signal, signaling any nonverbal action or gesture that encodes a message 3n a clothing measurement 4a number 13 shoe Hyper size the property resulting from being one of a series of graduated measurements (as of clothing) n a select company of people 5I hope to become one of their number before I die Hyper company a social gathering of guests or companions n the grammatical category for the forms of nouns and pronouns and verbs that are used depending on the number of entities involved (singular or dual or plural) 6in English the subject and the verb must agree in number Hyper grammatical category, syntactic category (grammar) a category of words having the same grammatical properties n an item of merchandise offered for sale she preferred the black nylon number this sweater is an all-wool number Hyper merchandise, product, ware commodities offered for sale |
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