diamonds

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun a transparent piece of diamond that has been cut and polished and is valued as a precious gem
  2. noun very hard native crystalline carbon valued as a gem
  3. noun a parallelogram with four equal sides; an oblique-angled equilateral parallelogram

Synonyms

diamond

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