sulfurous

adj

Etymology: From Latin sulphurōsus. By surface analysis, sulfur + -ous.

1. Containing sulfur.

   “It must be so—I will arise and waken The multitude, and like a sulphurous hill, Which on a sudden from its snows had shaken The swoon of ages, it shall burst, and fill The world with cleansing fire; it must, it will— It may not be restrained!”

   “The miners slowly walked up the steep crater walls, stopping frequently while clouds of sulfurous gas blanketed the crater in the background.”

2. Of, or relating to sulfur, especially in its lower oxidation state.