from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. to hydrogenate
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To combine with hydrogen; to treat with, or subject to the action of, hydrogen; to reduce; -- contrasted with oxidize.
from The Century Dictionary and Cyclopedia
- To combine with hydrogen; form a hydrogenous compound of. Also spelled hydrogenise.
hydrogen + -ize (Wiktionary)