ra·tio (r  sh , rsh - )n. pl. ra·tios 1. Relation in degree or number between two similar things. 2. The relative value of silver and gold in a currency system that is bimetallic. 3. Mathematics A relationship between two quantities, normally expressed as the quotient of one divided by the other: The ratio of 7 to 4 is written 7:4 or 7/4. [Latin rati , calculation, from ratus, past participle of rr , to reckon, consider; see ar- in Indo-European roots.] |
ratio
Noun
pl -tios
1. the relationship between two numbers or amounts expressed as a proportion: a ratio of one instructor to every five pupils
2. Maths a quotient of two numbers or quantities [Latin: a reckoning]
| ratio (rsh, rsh-) A relationship between two quantities, normally expressed as the quotient of one divided by the other. For example, if a box contains six red marbles and four blue marbles, the ratio of red marbles to blue marbles is 6 to 4, also written 6:4. A ratio can also be expressed as a decimal or percentage. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  ratio - the relative magnitudes of two quantities (usually expressed as a quotient)magnitude relation, quantitative relation - a relation between magnitudes abundance - (chemistry) the ratio of the total mass of an element in the earth's crust to the total mass of the earth's crust; expressed as a percentage or in parts per million abundance - (physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present albedo, reflective power - the ratio of reflected to incident light aspect ratio - the ratio of the width to the height of a tv picture average - (sports) the ratio of successful performances to opportunities breadth index, cephalic index, cranial index - ratio (in percent) of the maximum breadth to the maximum length of a skull efficiency - the ratio of the output to the input of any system facial index - the ratio (in percent) of the maximum width to the maximum height of the face f number, focal ratio, stop number, speed - the ratio of the focal length to the diameter of a (camera) lens system relative frequency, frequency - the ratio of the number of observations in a statistical category to the total number of observations haematocrit, hematocrit, packed cell volume - the ratio of the volume occupied by packed red blood cells to the volume of the whole blood as measured by a hematocrit I.Q., intelligence quotient, IQ - a measure of a person's intelligence as indicated by an intelligence test; the ratio of a person's mental age to their chronological age (multiplied by 100) load factor - (aeronautics) the ratio of an external load to the weight of the aircraft (measured in g) loss ratio - the ratio of the annual claims paid by an insurance company to the premiums received Mach number - the ratio of the speed of a moving body to the speed of sound magnification - the ratio of the size of an image to the size of the object mechanical advantage - the ratio of the force exerted by a machine to the force applied to it fuel consumption rate, gas mileage, gasoline mileage, mileage - the ratio of the number of miles traveled to the number of gallons of gasoline burned betting odds, odds - the ratio by which one better's wager is greater than that of another; "he offered odds of two to one" magnitude, order of magnitude - a number assigned to the ratio of two quantities; two quantities are of the same order of magnitude if one is less than 10 times as large as the other; the number of magnitudes that the quantities differ is specified to within a power of 10 output-to-input ratio - the output power of a transducer divided by the input power prevalence - (epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population P/E ratio, price-to-earnings ratio - (stock market) the price of a stock divided by its earnings productivity - (economics) the ratio of the quantity and quality of units produced to the labor per unit of time proportionality - a ratio of two quantities that is constant quotient - the ratio of two quantities to be divided index of refraction, refractive index - the ratio of the velocity of light in a vacuum to that in a medium relative humidity - the ratio of the amount of water in the air at a give temperature to the maximum amount it could hold at that temperature; expressed as a percentage respiratory quotient - the ratio of the volume of carbon dioxide expired to the volume of oxygen consumed by an organism or cell in a given period of time factor of safety, safety factor - the ratio of the breaking stress of a structure to the estimated maximum stress in ordinary use S/N, signal-to-noise, signal-to-noise ratio, signal/noise, signal/noise ratio - the ratio of signal intensity to noise intensity stoichiometry - (chemistry) the relation between the quantities of substances that take part in a reaction or form a compound (typically a ratio of whole integers) |
| 2. | ratio - the relation between things (or parts of things) with respect to their comparative quantity, magnitude, or degree; "an inordinate proportion of the book is given over to quotations"; "a dry martini has a large proportion of gin" magnitude relation, quantitative relation - a relation between magnitudes |
ratio
Translations
n ratio [ˈreiʃiəu]
the amount or proportion of one thing compared to another There is a ratio of two girls to one boy in this class. verhouding نِسْبَه пропорция poměr forhold das Verhältnis αναλογία proporción suhe نسبت suhde proportion יַחַס अनुपात omjer (arány)szám perbandingan hlutfall proporzione 比 비율 proporcija, santykis proporcija; attiecība nisbah verhouding forhold stosunek (liczbowy) proporção raport, proporţie пропорция pomer razmerje odnos förhållande, proportion อัตราส่วน oran, nisbet 比率 коефіцієнт; співвідношення تناسب tỷ lệ 比率
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