Definition of ratio Ratio

/ɹejˈʃiowˌ/ - [reysheeow] - ra•ti•o

We found 11 definitions of ratio from 7 different sources.

What does ratio mean?

WordNet

Noun Plural: ratioes
ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
		magnitude relation, quantitative relation a relation between magnitudes
		gross margin, margin of profit, profit margin the ratio gross profits divided by net sales
		abundance the property of a more than adequate quantity or supply; "an age of abundance"
		abundance the property of a more than adequate quantity or supply; "an age of abundance"
		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 an intermediate scale value regarded as normal or usual; "he is about average in height"; "the snowfall this month is below average"
		breadth index, cephalic index, cranial index ratio (in percent) of the maximum breadth to the maximum length of a skull
		efficiency skillfulness in avoiding wasted time and effort; "she did the work with great efficiency"
		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 number of observations in a given statistical category
		packed cell volume, haematocrit, hematocrit a measuring instrument to determine (usually by centrifugation) the relative amounts of corpuscles and plasma in the blood
		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 act of expanding something in apparent size
		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 distance measured in miles
		betting odds, odds the likelihood of a thing occurring rather than not occurring
		order of magnitude, 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 the quality of prevailing generally; being widespread; "he was surprised by the prevalence of optimism about the future"
		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 number obtained by division
		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)
		time constant the ratio of the inductance of a circuit in henries to its resistance in ohms
		employee turnover, turnover rate, turnover the ratio of the number of workers that had to be replaced in a given time period to the average number of workers
		loading the labor of putting a load of something on or in a vehicle or ship or container etc.; "the loading took 2 hours"
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"
		proportion

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Wiktionary

ratio (Noun)
A number representing a comparison between two things.
ratio (Noun)
The relative magnitudes of two quantities usually expressed as a quotient.
ratio (Noun)
Short for ratio decidendi .

Webster DictionaryWebster's Unabridged Dictionary 📘

ratio (n.)
The relation which one quantity or magnitude has to another of the same kind. It is expressed by the quotient of the division of the first by the second; thus, the ratio of 3 to 6 is expressed by / or /; of a to b by a/b; or (less commonly) the second term is made the dividend; as, a:b = b/a.
ratio (n.)
Hence, fixed relation of number, quantity, or degree; rate; proportion; as, the ratio of representation in Congress.

OmegaWiki DictionaryOmegaWiki Dictionary Ω

ratio
The amount of change in some quantity during a time interval divided by the length of the time interval.

Chambers DictionaryChamber's 20th Century Dictionary 📕

ratio
rā′shi-o, n. the relation or the proportion of one thing to another: reason, cause: (mus.) the relation between the vibration-numbers of two tones. [L. ratio, reason—rēri, ratus, to think.]

Wikipedia

A ratio between two quantities "A" and "B" is their fraction "A/B". A ratio is a mathematical way of expressing the proportion of "A" to "B". For example, if I bought 20 apples and have only 9 left, what is the proportion (or ratio) of 9 to 20? The answer is 9/20 or 0.45/1. The ratio may also be written as 0.45. Ratios can be changed into percentages, fractions and decimals.

Part of speech

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ratio, noun, singular of ratios.

Pronunciation

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Sign Language

ratio in sign language