— tonometric /ton'euh me"trik, toh'neuh-/ , adj. — tonometry , n.
/toh nom"i teuhr/ , n.
1. an instrument for measuring the frequencies of tones, as a tuning fork or a graduated set of tuning forks.
2. any of various physiological instruments for measuring intraocular pressure or blood pressure.
3. Physical Chem. an instrument for measuring vapor pressure.
[ 1715-25; TONO- + -METER ]