equatorial

Reading level: hard

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun a telescope whose mounting has only two axes of motion, one parallel to the Earth's axis and the other one at right angles to it
  2. adjective of or relating to or at an equator
  3. adjective of or relating to conditions at the geographical equator

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