(n.) A clear soup or bouillon boiled down so as to be very rich.

bisque borscht bouillabaisse bouillon broth burgoo chicken soup chowder clam chowder clear soup egg drop soup fish soup gazpacho gravy soup gumbo julienne matzo ball soup minestrone misoshiru soup mock turtle soup mulligatawny oxtail soup pot-au-feu potage potage au tomate potato soup pottage puree soup stock thick soup thin soup tomato soup turtle soup vegetable soup vichyssoise won ton soup