Library / English Dictionary

    HARD LEAD

     I. (noun) 

    Sense 1

    Meaning:

    Unrefined lead that is hard because of the impurities it containsplay

    Classified under:

    Nouns denoting substances

    Hypernyms ("hard lead" is a kind of...):

    atomic number 82; lead; Pb (a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey)

    Sense 2

    Meaning:

    A lead alloy that contains about 5% antimonyplay

    Synonyms:

    antimonial lead; hard lead

    Classified under:

    Nouns denoting substances

    Hypernyms ("hard lead" is a kind of...):

    atomic number 82; lead; Pb (a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey)

    Hyponyms (each of the following is a kind of "hard lead"):

    grid metal (a kind of hard lead that is used for grids in storage batteries)

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