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equation
/ɪˈkweɪʒən/
noun
plural
equations
plural
equations
Learner's definition of EQUATION
1
[count]
mathematics
:
a statement that two expressions are equal (such as 8 + 3 = 11 or 2x – 3 = 7)
2
[count]
:
a complicated situation or issue
—
usually singular
3
[noncount]
:
the act of regarding two things as the same
:
the act of equating things