deoxidize

verb (used with object), de·ox·i·dized, de·ox·i·diz·ing. Chemistry.

1. to remove oxygen from, especially by reducing an oxide.

verb

1. (tr)
   1. to remove oxygen atoms from (a compound, molecule, etc)
   2. another word for deoxygenate
2. another word for reduce (def. 12)

v.

1794; see de- + oxidize.