pb Meaning, Definition & Usage

  1. noun a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey
    atomic number 82; lead.
    • the children were playing with lead soldiers
  2. noun a unit of information equal to 1000 terabits or 10^15 bits
    Pbit; petabit.
  3. noun a unit of information equal to 1000 terabytes or 10^15 bytes
    petabyte.
  4. noun a unit of information equal to 1024 tebibytes or 2^50 bytes
    pebibyte; PiB; petabyte.

WordNet