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Wordnet 3.0

NOUN (4)

1. a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey;
- Example: "the children were playing with lead soldiers"
[syn: lead, Pb, atomic number 82]

2. a unit of information equal to 1000 terabits or 10^15 bits;
[syn: petabit, Pbit, Pb]

3. a unit of information equal to 1000 terabytes or 10^15 bytes;
[syn: petabyte, PB]

4. a unit of information equal to 1024 tebibytes or 2^50 bytes;
[syn: petabyte, pebibyte, PB, PiB]


WordNet (r) 3.0 (2006):

Pb n 1: 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" [syn: lead, Pb, atomic number 82] 2: a unit of information equal to 1000 terabits or 10^15 bits [syn: petabit, Pbit, Pb] 3: a unit of information equal to 1000 terabytes or 10^15 bytes [syn: petabyte, PB] 4: a unit of information equal to 1024 tebibytes or 2^50 bytes [syn: petabyte, pebibyte, PB, PiB]
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

PB Pipeline Burst [cache]