oxidoreduction vs oxidation-reduction

oxidoreduction and oxidation-reduction both are nouns.

Word	Noun	Adjective	Verb	Adverb
oxidoreduction	Yes	No	No	No
oxidation-reduction	Yes	No	No	No

As nouns, oxidoreduction and oxidation-reduction are synonyms defined as:

oxidoreduction and oxidation-reduction: a reversible chemical reaction in which one reaction is an oxidation and the reverse is a reduction

Other synonyms of oxidoreduction include redox.

oxidoreduction (noun)	oxidation-reduction (noun)
a reversible chemical reaction in which one reaction is an oxidation and the reverse is a reduction	a reversible chemical reaction in which one reaction is an oxidation and the reverse is a reduction