something visible that by association or convention represents something else that is invisible

serving as a visible symbol for something abstract

serving as a visible symbol for something abstract

being or serving as an illustration of a type

the letter A in red; Puritans required adulterers to wear it

a symbol for love in the form of a cherubic naked boy with wings and a bow and arrow

the symbol of the Democratic Party; introduced in cartoons by Thomas Nast in 1874

an emblem of peace

an emblem representing power