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