• (n.) measurement of tension, esp. the tension of the eyeball. • (n.) The act of measuring with a tonometer;
This is procedure which measures the pressure inside the eyes. This is a screening test for glaucoma. This test is performed by an ophthalmologist. ... (27 Sep 1997) ... 
(to-nom´ә-tre) measurement of tension or pressure, such as intraocular pressure. digital tonometry estimation of the degree of intraocular pressure by having the examiner exert pressure on the eyeball with a finger. gastric tonometry monitoring of the...
To·nom'e·try noun The act of measuring with a tonometer; specifically (Medicine) , measurement of tension, esp. the tension of the eyeball. 
(tuh-NAH-mih-tree) Measurement of intraocular pressure
Type: Term Pronunciation: tō-nom′ĕ-trē Definitions: 1. Measurement of the tension of a part, intravascular tension or blood pressure. 2. Measurement of ocular tension.
Our Tonometry Main Article provides a comprehensive look at the who, what, when and how of Tonometry Tonometry: A standard eye test that determines the fluid pressure inside the eye. Increased pressure is a possible sign of glaucoma, a common and potentially very serious eye problem if not detected and treated promptly. It is recommended that adult...
tonometry 1. The measurement of tension or pressure. 2. A procedure that measures the pressure inside the eyes. This is a screening test for glaucoma and is performed by an ophthalmologist.
the procedure used to measure the pressure within the eye; is useful in detecting glaucoma 
Measuring pressure in the eyeball.
test to measure intraocular pressure for glaucoma.