Definition of "hydrogenate"

hydrogenate

/haɪˈdɹɒdʒəneɪt/

verb
third-person singular simple present hydrogenates, present participle hydrogenating, simple past and past participle hydrogenated
1. (chemistry, transitive) to treat something, or react something, with hydrogen; especially to react an unsaturated fat with hydrogen, in the presence of a nickel catalyst, to produce a harder saturated fat