Meaning of “hydrogenated” - Learner’s Dictionary

hydrogenated

adjective uk us /haɪˈdrɒdʒɪneɪtɪd/

Hydrogenated substances, for example fats, have had hydrogen added to them.

hydrogenation uk us /haɪˌdrɒdʒɪˈneɪʃən/ noun [ U ]

(Definition of “hydrogenated” from the Cambridge Learner’s Dictionary © Cambridge University Press)