Meteorograph, a word that refers to an instrument that records meteorological data, can be replaced by a variety of synonyms. One commonly used synonym is weather station, which also refers to the equipment used to measure weather conditions. Another synonym is barograph, a type of meteorograph that records changes in atmospheric pressure. In addition, a hygrothermograph, a meteorograph that measures both temperature and humidity, can also be used interchangeably with meteorograph. Other synonyms for the word include synoptic station, meteorological observatory, and weather bureau. No matter which term is used, they all indicate the technology used to monitor and record weather conditions.