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perhydrogenize

American  
[per-hahy-druh-juh-nahyz, pur-hahy-droj-uh-] / pərˈhaɪ drə dʒəˌnaɪz, ˌpɜr haɪˈdrɒdʒ ə- /
especially British, perhydrogenise

verb (used with object)

perhydrogenized, perhydrogenizing
  1. perhydrogenate.


Etymology

Origin of perhydrogenize

per- + hydrogenize