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Từ điển WordNet v3.1 - WordNet Dictionary
Pb
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, atomic number 82 • Hypernyms: metallic element, metal • Hyponyms: hard lead, antimonial lead, pig lead • Substance Holonyms: galena, cerussite, white lead ore 2. a unit of information equal to 1000 terabits or 10^15 bits • Syn: petabit, Pbit • Hypernyms: computer memory unit • Part Holonyms: exabit, Ebit, Eb • Part Meronyms: terabit, Tbit, Tb
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