Library / English Dictionary

    ATOMIC NUMBER 87

     I. (noun) 

    Sense 1

    Meaning:

    A radioactive element of the alkali-metal group discovered as a disintegration product of actiniumplay

    Synonyms:

    atomic number 87; Fr; francium

    Classified under:

    Nouns denoting substances

    Hypernyms ("atomic number 87" 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.)

    Credits


    © 1991-2023 The Titi Tudorancea Bulletin | Titi Tudorancea® is a Registered Trademark | Terms of use and privacy policy
    Contact