Meaning of hydrodesulfurization

hy•dro•de•sul•fu•ri•za•tion

Pronunciation: (hī"drō-dē-sul"fyur-u-zā'shun, -fur-u-), [key]
— n.
  1. desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.