hs

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun a radioactive transuranic element
  2. noun a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
  3. noun a unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second

Synonyms

hassium, element 108, atomic number 108

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