bouillon[bo̵ol′yän′, -yən; Fr bo̵̅o̅ yōn′]
a clear broth, usually of beef
Origin of bouillonFrench ; from bouillir, boil
A clear thin broth made typically by simmering beef or chicken in water with seasonings.
Origin of bouillonFrench, from Old French, from boulir, to boil, from Latin bullīre, from bulla, bubble.
(countable and uncountable, plural bouillons)