Webster’s Revised Unabridged Dictionary · 1913
Hydrogenation
Hy′dro·gen·a′tion (·ā′shŭn), n. (Chem.) The act of combining with hydrogen, or the state of being so combined.
Webster’s Revised Unabridged Dictionary · 1913
Hy′dro·gen·a′tion (·ā′shŭn), n. (Chem.) The act of combining with hydrogen, or the state of being so combined.