- an oxidizing solution for lessening the density of an exposed negative.
- a developing agent.
OTHER WORDS FROM reduceran·ti·re·duc·er, noun
Words nearby reducer
How to use reducer in a sentence
Research and development efforts should be directed to key components such as cutting-edge sensors and precision reducers for factory robots, he says.What China’s Big Tech CEOs propose at the annual parliament meeting|Rita Liao|March 5, 2021|TechCrunch
Most high and mighty Czar of all flesh, ceaseless reducer of empires, unfathomable glutton in the whole realms of nature.Poems of The Third Period|Friedrich Schiller
Or, is it king Nala the reducer of hostile towns that hath come here?Mahabharata of Krishna-Dwaipayana Vyasa Bk. 3 Pt. 1|Krishna-Dwaipayana Vyasa
Succedaneum for Chrysarobin; very active reducer or "reactive."Merck's 1899 Manual|Merck & Co.
Very many, if not most, slides are all the better for just a touch of a "reducer" such as follows:—The ordinary "hypo."The Barnet Book of Photography|Various
To prepare this reducer, take one part varnish (the same varnish to be reduced), and two parts of turpentine.Advanced Toy Making for Schools|David M. Mitchell