English edit

Etymology edit

fluoresce +‎ -in?

Noun edit

fluorescin (uncountable)

  1. (organic chemistry) A colourless amorphous substance produced by the reduction of fluorescein, and from which the latter may be formed by oxidation.

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 The imported definitions may be significantly out of date, and any more recent senses may be completely missing.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 fluorescin”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)