An ozonometer is a scientific instrument used to measure the concentration of ozone in the atmosphere. However, there are several synonyms for ozonometer that can be used interchangeably depending on the context. Some of these synonyms include ozone analyzer, ozone meter, and ozone detector. Additionally, other related terms include ozone monitor and ozone sensor which are commonly used in the field of environmental science. These instruments serve the same purpose as ozonometers, measuring the concentration of ozone in the air and sometimes other pollutants as well. Regardless of the terminology used, ozone monitoring is crucial for determining air quality and protecting public health.