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TOEFL IELTS BNC: 2458 COCA: 3982

equation

equation ˈkweɪʒən/ noun
plural equations
equation
ˈkweɪʒən/
noun
plural equations
Learner's definition of EQUATION
[count] mathematics : a statement that two expressions are equal (such as 8 + 3 = 11 or 2x - 3 = 7)等式;方程;方程式
[count] : a complicated situation or issue复杂情况;复杂问题usually singular通常用单数
[noncount] : the act of regarding two things as the same : the act of equating things等同看待;等同
TOEFL IELTS BNC: 2458 COCA: 3982

equation

noun

equa·​tion i-ˈkwā-zhən How to pronounce equation (audio)
 also  -shən
1
a
: the act or process of equating
b(1)
: an element affecting a process : factor
(2)
: a complex of variable factors
c
: a state of being equated
specifically : a state of close association or identification
bring governmental enterprises and payment for them into immediate equation R. G. Tugwell
2
a
: a usually formal statement of the equality or equivalence of mathematical or logical expressions
b
: an expression representing a chemical reaction quantitatively by means of chemical symbols

Example Sentences

the equation of material wealth with happiness
Recent Examples on the Web Returning to the problem of the circular segment, Newton realized that the equation for the circle itself (not merely the area underneath it) could also be represented by a power series. Steven Strogatz, Quanta Magazine, 31 Aug. 2022 The equation: a flowing oversized button-down, paired with flowing oversized trousers, buttoned insouciantly in the middle (as seen at Fendi and Peter Do and on Gigi Hadid). Kerry Pieri, Harper's BAZAAR, 13 July 2022 Most commonly used is the cyber equation, in which risk represents the likelihood of damage to sensitive data, critical assets, finances, reputation, or people. Eric D. Perakslis, STAT, 13 July 2022 That immediately eliminates football’s 85 scholarships from the Title IX equation, which ultimately means a loss for women’s sports. Mark Zeigler, San Diego Union-Tribune, 23 June 2022 Unfortunately, a commitment from the United States to both ends of this equation—research and action—does not exist. Hart Rapaport, Scientific American, 4 Apr. 2022 Visionaire was launched in 1991, and the abstract equation of these three objects—magazine, garment, pattern—speaks to the growing acceptance of fashion as a realm with its own metaphysics. Laura Jacobs, WSJ, 5 Feb. 2022 Of course, terrain and conditions are only part of the equation—distance, pace, fitness level, experience, and ride preferences also affect shoe choice—but these broad trail categories and shoe recommendations should help narrow your search. Adam Chase, Outside Online, 13 Jan. 2022 Not an ideal equation for the most consequential game of the year. Childs Walker, baltimoresun.com, 24 Dec. 2021 See More

Word History

First Known Use

14th century, in the meaning defined at sense 1a

Time Traveler
The first known use of equation was in the 14th century
TOEFL IELTS BNC: 2458 COCA: 3982
equation

noun¹

1mathematical statement數學表達式ADJECTIVE | VERB + EQUATION | PREPOSITION | PHRASES ADJECTIVEbasic, simple基本/一次方程This can be shown by a simple equation.這個可以用一個一次方程來表示。complex, complicated複方程;複雜的方程algebraic, math, mathematical代數方程式;數學方程式differential, quadratic, simultaneous, etc.微分、二次、聯立等方程式VERB + EQUATIONsolve, work out解出方程式I could not find a way of solving the equation.我不知道該怎麼解這個方程。derive, obtain推導/列出方程The ideal gas equation is derived from this model.理想氣體方程是由這一模型推導出來的。satisfy符合方程式the range of values of x which would satisfy this equation能符合這個方程式的 X 值範圍balance平衡方程式write列方程式PREPOSITIONequation for有關⋯的等式the equation for a straight line直線方程式PHRASESa side of the equation等式的一邊the numbers on the right-hand side of the equation等式右邊的數字
equation

noun²

2situation考慮的問題VERB + EQUATIONbe a part of, come into, enter, enter into構成一部份因素;成為一部份因素The availability of water is also part of the equation.是否有水可用也是要考慮的因素之一。Money also comes into the equation.還要顧及金錢因素。

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