adjective
    
    [more ~; most ~]
    
    rare and worth a lot of money
    
    
    
    
    
    A precious metal is an expensive metal (such as gold) that is used especially for jewelry. - see also semiprecious
    
    very valuable or important :too valuable or important to be wasted or used carelessly
    
    
    
    
    
    
    
    greatly loved, valued, or important
    
    
    
    
    
    
    
    US informal :having a very pleasing and usually youthful appearance or quality :cute
    
    
    
    formal + disapproving :having a too careful, precise, or polite quality that seems false or annoying
    
    
    
    
    
    adverb
    
    very or extremely