Pb Very Common

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"

a unit of information equal to 1000 terabits or 10^15 bits

a unit of information equal to 1000 terabytes or 10^15 bytes

a unit of information equal to 1024 tebibytes or 2^50 bytes

Initialism of peanut butter.

petabyte (1,000 terabytes or 10¹⁵ bytes).

petabit (1000 terabits or 1000⁵ bits)

Abbreviation of Paraíba. (Brazilian state)