| / English Dictionary |
RATIO
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
The relation between things (or parts of things) with respect to their comparative quantity, magnitude, or degree
Example:
a dry martini has a large proportion of gin
Synonyms:
Classified under:
Nouns denoting relations between people or things or ideas
Hypernyms ("ratio" is a kind of...):
magnitude relation; quantitative relation (a relation between magnitudes)
Sense 2
Meaning:
The relative magnitudes of two quantities (usually expressed as a quotient)
Classified under:
Nouns denoting relations between people or things or ideas
Hypernyms ("ratio" is a kind of...):
magnitude relation; quantitative relation (a relation between magnitudes)
Hyponyms (each of the following is a kind of "ratio"):
betting odds; odds (the ratio by which one better's wager is greater than that of another)
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 given 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; turnover rate (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 ratio of the gross weight of an airplane to some factor determining its lift)
eccentricity ((geometry) a ratio describing the shape of a conic section; the ratio of the distance between the foci to the length of the major axis)
gross margin; margin of profit; profit margin (the ratio gross profits divided by net sales)
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; speed; stop number (the ratio of the focal length to the diameter of a (camera) lens system)
frequency; relative 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)
II. (verb)
Sense 1
Present simple (first person singular and plural, second person singular and plural, third person plural) of the verb ratio
Context examples:
The determination of the ratio of the monocytoid cells compared to total cells present in a sample.
(Monocytoid Cell to Total Cell Ratio Measurement, NCI Thesaurus)
A relative measurement (ratio or percentage) of the monocytoid cells to total cells in a biological specimen.
(Monocytoid Cell to Total Cell Ratio Measurement, NCI Thesaurus/CDISC)
The determination of the ratio of monocytes compared to total cells present in a sample.
(Monocytes to Total Cell Ratio Measurement, NCI Thesaurus)
The determination of the ratio of monocytes compared to leukocytes in a blood sample.
(Monocyte to Leukocyte Ratio, NCI Thesaurus)
The determination of the ratio of alpha-1 microglobulin compared to creatinine present in a sample.
(Alpha-1 Microglobulin to Creatinine Ratio Measurement, NCI Thesaurus)
The determination of the ratio of megakaryoblasts compared to total cells present in a sample.
(Megakaryoblast to Total Cell Ratio Measurement, NCI Thesaurus)
Morphologically, these lymphomas are either centroblastic or immunoblastic (ratio 2:1).
(Activated B-Cell-Like Diffuse Large B-Cell Lymphoma, NCI Thesaurus)
The ratio measurement of the allergen wheal size to the positive control wheal size in an allergen skin test.
(Allergen Skin Response Index, NCI Thesaurus)
This mass-ratio is similar to the one between Earth and the Moon.
(Astronomers Find First Evidence of Possible Moon Outside Our Solar System, NASA)
The data showed that Comet Wirtanen's water ratio is the same as the Earth's oceans.
(Comet Provides New Clues to Origins of Earth's Oceans, NASA)
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