[ hahy-gruh-thur-muh-graf, -grahf ]
/ ˌhaɪ grəˈθɜr məˌgræf, -ˌgrɑf /
an instrument for recording temperature and relative humidity.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for hygrothermograph
Nevertheless, each shelter was placed so that the sun did not strike the sensing elements of the hygrothermograph inside it.