pb

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey
  2. noun a unit of information equal to 1000 terabits or 10^15 bits
  3. noun a unit of information equal to 1000 terabytes or 10^15 bytes

In classic literature

Synonyms

lead, atomic number 82

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