'Butyraceous' definitions:

Definition of 'butyraceous'

(from WordNet)
adjective
Having the qualities of butter or yielding or containing a substance like butter

Definition of 'Butyraceous'

From: GCIDE
  • Butyraceous \Bu`ty*ra"ceous\, a. [L. butyrum butter. See Butter.] Having the qualities of butter; resembling butter. [1913 Webster]