square root

square root

n. A divisor of a quantity that when squared gives the quantity. For example, the square roots of 25 are 5 and -5 because 5 × 5 = 25 and (-5) × (-5) = 25.

square root

n (Mathematics) a number or quantity that when multiplied by itself gives a given number or quantity: 2 is a square root of 4, usually written √4 or 4^1/2.

square′ root′

n. a quantity of which a given quantity is the square: The quantities + 6 and −6 are square roots of 36 since (+ 6)x(+ 6)=36 and (−6)x(−6)=36. [1550–60]

square root

A number that, when squared, yields a given number. For example, since 5 × 5 = 25, the square root of 25 (written √25) is 5.

Thesaurus

Noun

1.

square root - a number that when multiplied by itself equals a given numberroot - a number that, when multiplied by itself some number of times, equals a given number

Translations

平方根

square

(skweə) noun1. a four-sided two-dimensional figure with all sides equal in length and all angles right angles. 正方形(物) 正方形（物） 2. something in the shape of this. 方形物體 方形物体3. an open place in a town, with the buildings round it. 廣場 广场4. the resulting number when a number is multiplied by itself. 3  3, or 3² = 9, so 9 is the square of 3. 平方 平方 adjective1. having the shape of a square or right angle. I need a square piece of paper; He has a short, square body / a square chin. 方形的，直角的 方形的，直角的 2. (of business dealings, scores in games etc) level, even, fairly balanced etc. If I pay you an extra $5 shall we be (all) square?; Their scores are (all) square (= equal). 結清(帳目)的 结清（帐目）的 3. measuring a particular amount on all four sides. This piece of wood is two metres square. 見方的 见方的4. old-fashioned. square ideas about clothes. 古板的 古板的 adverb1. at right angles, or in a square shape. The carpet is not cut square with the corner. 直角的 直角的2. firmly and directly. She hit him square on the point of the chin. 結結實實地 结结实实地 verb1. to give a square shape to or make square. 把...弄成方形 把...弄成方形2. to settle, pay etc (an account, debt etc). I must square my account with you. 結清(帳目) 结清（帐目） 3. to (cause to) fit or agree. His story doesn't square with the facts. 符合 符合4. to multiply a number by itself. Two squared is four. 平方 平方squared adjective1. marked or ruled with squares. squared paper. 劃分成方格 划分成方格2. having been squared. 成正方形的 成正方形的ˈsquarely adverb directly and firmly. He stood squarely in front of me; She looked squarely at me. 直截了當地，乾脆地 直截了当地，干脆地 square centimetre/metre etc (often abbreviated to cm², *m²etc when written) an area equal to a square in which each side is one centimetre, metre etc. If the door is 3 metres high and 1.5 metres wide, its area is 4.5 square metres. 平方公分(公尺) 平方厘米（米） square root the number which, multiplied by itself, gives the number that is being considered. The square root of 16 is 4 ( 16 = 4). 平方根 平方根fair and square directly. He hit him fair and square on the nose. 正直 正直go back to square one to start all over again. 重新開始 重新开始a square deal a fair bargain; fair treatment. 公平交易 公平交易