hydrogenation [hydrogenations](the chemical reaction of hydrogen with another substance) noun [UK: ˌhaɪ.ˌdrɑː.dʒə.ˈneɪ.ʃən] [US: ˌhaɪ.ˌdrɑː.dʒə.ˈneɪ.ʃən]
deshidrogenaciónnoun {f}
dehydrogenation [dehydrogenations](reaction in which hydrogen is removed) noun [UK: dˌiːhaɪdrˈɒdʒənˈeɪʃən] [US: dˌiːhaɪdrˈɑːdʒənˈeɪʃən]