methyl orange


noun Chemistry.

an orange-yellow, slightly water-soluble powder, C14H14N3NaO3S, used chiefly as an acid-base indicator.

Nearby words

  1. methyl isobutyl ketone,
  2. methyl isocyanate,
  3. methyl lactate,
  4. methyl methacrylate,
  5. methyl oleate,
  6. methyl parathion,
  7. methyl propyl ketone,
  8. methyl red,
  9. methyl salicylate,
  10. methyl styryl ketone

Compare methyl red.

Origin of methyl orange

First recorded in 1880–85

Also called gold orange, helianthine B, orange III, tropaeolin D, tropeolin D. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for gold orange