semioxygenated

English

Etymology

semi- +‎ oxygenated

Adjective

semioxygenated (not comparable)

1. Combined with oxygen only in part.
   • 1784, Richard Kirwan, Elements of Mineralogy:

     the Vitriolic Air from the semi-oxygenated Sulphur

References

“semioxygenated”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.