Now only in comb. citril-finch. [app. shortened from It. citrinella, dim. of citrina citrine-colored (bird).] An Italian singing bird (Fringilla Citrinella) with a yellow breast.
1688. R. Holme, Armoury, II. 242/2. The Citrill or Citrinella hath black Claws.
1753. Chambers, Cycl. Supp., Citril a name given by many to the citrinella, or verzellino, a bird common in Italy, and kept in cages for its beauty and fine notes.
1838. Penny Cycl., X. 483/2. The Citril Finch.