ozonoscope

== English == === Etymology === From ozono- +‎ -o- +‎ -scope. === Noun === ozonoscope (plural ozonoscopes) (chemistry, dated) An apparatus used to detect ozone. ==== Derived terms ==== ozonoscopic === References === “ozonoscope”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.