Hydriodic acid Meaning, Definition & Usage

  1. noun (HI) a colorless or yellow aqueous solution of hydrogen iodide
    • hydriodic acid is a strong acid

WordNet

Definitions
  1. (Chem.), a pungent, colorless gas, HI, usually prepared as a solution in water. It is strong reducing agent. Called also hydrogen iodine.

Webster 1913