equation

Reading level: hard

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun a mathematical statement that two expressions are equal
  2. noun a state of being essentially equal or equivalent; equally balanced
  3. noun the act of regarding as equal

Etymology

From Old French, from Latin aequātiō (“an equalizing”). Morphologically equate + -ion

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