ichthidin

English

Noun

ichthidin (uncountable)

1. (archaic) A substance from the egg yolk of osseous fishes.
   • 1855, A. Valenciennes and Frémy, “On the Composition of Eggs in the animal series”, in The American Journal of Science, volume XIX, page 241:

     From these facts, it follows that the eggs of fishes of the family of Cyprinidæ, when only a little developed, contain, with a soluble substance ichthidin, a liquid strongly albuminous holding in solution mineral salts, […]

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “ichthidin”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)