hallmark

1 ENTRIES FOUND:
hallmark /ˈhɑːlˌmɑɚk/ noun
plural hallmarks
hallmark
/ˈhɑːlˌmɑɚk/
noun
plural hallmarks
Britannica Dictionary definition of HALLMARK
[count]
1 
: a quality, ability, etc., that is typical of a particular person or thing
— compare earmark
2 
: an official mark that is put on gold and silver objects in Britain to indicate their purity