R Synonyms
There are 6 hypernyms of the abbr r. (close relations)
Definition of R
ring
Best Alternative Words for R
Expand? | Word | Save? | More Syns.. | Usage | Type | |||
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radius | nounn | |||||||
noun • the length of a line segment between the center and circumference of a circle or sphere • a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere) • a circular region whose area is indicated by the length of its radius • the outer and slightly shorter of the two bones of the human forearm • support consisting of a radial member of a wheel joining the hub to the rim | ||||||||
roentgen | noun, adjectiven, adj | |||||||
noun • German physicist who discovered x-rays and developed roentgenography (1845-1923) • a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air | ||||||||
gas constant | nounn | |||||||
noun • (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole | ||||||||
universal gas constant | nounn | |||||||
noun • (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole |