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**difference ring**— Math. See quotient ring … Useful english dictionary**Ring finger**— The ring finger on this hand is circled (left hand). Latin digitus annularis The ring finger is the fourth digit of the human hand, and the second most ulnar … Wikipedia**Ring modulation**— is a signal processing effect in electronics, related to amplitude modulation or frequency mixing, performed by multiplying two signals, where one is typically a sine wave or another simple waveform. It is referred to as ring modulation because… … Wikipedia**Ring game**— Ring games, also called cash games or live action games, are poker games played with real chips and money at stake, usually with no predetermined end time, with players able to enter and leave as they see fit. In contrast, a poker tournament is… … Wikipedia**Difference of two squares**— In mathematics, the difference of two squares, or the difference of perfect squares, is when a number is squared, or multiplied by itself, and is then subtracted from another squared number. It refers to the identity from elementary algebra.… … Wikipedia**Ring of sets**— In mathematics, a nonempty collection of sets mathcal{R} is called a ring (of sets) if it is closed under intersection and symmetric difference. That is, for any A,Binmathcal{R}, #A cap B in mathcal{R} #A riangle B in mathcal{R}where riangle… … Wikipedia**ring size**— a measure of the inside diameter or inside circumference of a ring (the kind worn on a finger). A variety of ring sizing systems are used in various countries. In the U.S., a ring of size n has an inside circumference of 1.43 + 0.102·n inches … Dictionary of units of measurement**Ring laser gyroscope**— For a somewhat similar system that uses fibre optic cables, see fibre optic gyroscope. A ring laser gyroscope (RLG) consists of a ring laser having two counter propagating modes over the same path in order to detect rotation. It operates on the… … Wikipedia**difference**— I (New American Roget s College Thesaurus) Dissimilarity Nouns 1. difference, differentness, unlikeness, variance, variation, variety; diversity, dissimilarity, multiformity; divergence, dissimilitude; odds, incompatibility (see disagreement);… … English dictionary for students**ring laser gyro**— A highly accurate way to measure change in an angular position or at an angular rate without the use of any mechanically spinning wheel. The ringed laser gyro principle is based on the small frequency difference produced between two laser beams… … Aviation dictionary