English dictionary



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English noun: Pb

1. Pb (substance) a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey


SamplesThe children were playing with lead soldiers.


Synonymsatomic number 82, lead


Broader (hypernym)metal, metallic element


Narrower (hyponym)antimonial lead, hard lead, hard lead, pig lead


Substance meronymcerussite, galena, white lead ore

2. Pb (quantity) a unit of information equal to 1000 terabits or 10^15 bits


SynonymsPbit, petabit


Broader (hypernym)computer memory unit


Part holonymTb, Tbit, terabit


Part meronymEb, Ebit, exabit

3. PB (quantity) a unit of information equal to 1000 terabytes or 10^15 bytes


Synonymspetabyte


Broader (hypernym)computer memory unit


Part holonymTB, terabyte


Part meronymEB, exabyte

4. PB (quantity) a unit of information equal to 1024 tebibytes or 2^50 bytes


Synonymspebibyte, petabyte, PiB


Broader (hypernym)computer memory unit


Part holonymTB, tebibyte, terabyte, TiB


Part meronymEB, EiB, exabyte, exbibyte









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