What does "ozonometer" mean?

An instrument for measuring how much ozone is present in a mixture of gases.

What is a synonym for "ozonometer"?

Common synonyms include: direction finder, instrument.

Pronounced //əʊˈzɒnəˌmiːtə(ɹ)//.

/əʊˈzɒnəˌmiːtə(ɹ)/ noun

noun ·Rare ·Advanced level

Noun

1
An instrument for measuring how much ozone is present in a mixture of gases.
"The ozonometer of Schönbein described"

"The ozonometer of Schönbein described"

From ozone + -o- + -meter.