PB
Dictionary entry overview: What does Pb mean?
• PB (noun)
The noun PB has 1 sense:
1. a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey
Familiarity information: PB used as a noun is very rare.
Dictionary entry details
• PB (noun)
Meaning:
A soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey
Classified under:
Nouns denoting substances
Synonyms:
atomic number 82; lead; Pb
Context example:
the children were playing with lead soldiers
Hypernyms ("Pb" is a kind of...):
metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)
Hyponyms (each of the following is a kind of "Pb"):
hard lead (unrefined lead that is hard because of the impurities it contains)
antimonial lead; hard lead (a lead alloy that contains about 5% antimony)
pig lead (lead that is cast in pigs)
Holonyms ("Pb" is a substance of...):
cerussite; white lead ore (a mineral consisting of lead carbonate that is an important source of lead)
galena (soft blue-grey mineral; lead sulfide; a major source of lead)