The Collaborative International Dictionary of English v.0.48:

Potage \Pot"age\ (?; 48), n.
   See Pottage.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Pottage \Pot"tage\ (?; 48), n. [F. potage, fr. pot pot. See
   Pot, and cf. Porridge, Porringer.]
   A kind of food made by boiling vegetables or meat, or both
   together, in water, until soft; a thick soup or porridge.
   [Written also potage.] --Chaucer.
   [1913 Webster]

         Then Jacob gave Esau bread and pottage of lentils.
                                                  --Gen. xxv.
                                                  34.
   [1913 Webster]

WordNet (r) 3.0 (2006):

potage
    n 1: thick (often creamy) soup [syn: potage, pottage]

Moby Thesaurus II by Grady Ward, 1.0:

37 Moby Thesaurus words for "potage":
   bisque, borscht, bouillabaisse, bouillon, broth, burgoo,
   chicken soup, chowder, clam chowder, clear soup, consomme,
   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 au tomate,
   potato soup, pottage, puree, soup, stock, thick soup, thin soup,
   tomato soup, turtle soup, vegetable soup, vichyssoise,
   won ton soup