[ dahy-nahy-truh-fee-nawl, -nol ]

nounChemistry, Pharmacology.
  1. any of the six isomers consisting of phenol where two hydrogen atoms are substituted by nitro groups, C6H4N2O5, used in dyes and wood preservatives, and in biochemistry to uncouple oxidative phosphorylation.

Origin of dinitrophenol

First recorded in 1895–1900; di-1 + nitrophenol

Words Nearby dinitrophenol

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use dinitrophenol in a sentence

  • This is nitrated into dinitrochlorbenzene, and is then treated with caustic soda to give dinitrophenol.