vergence
/ˈvɜːrdʒəns/Definitions
1. noun
The state of being or tending to converge; a tendency to move together or to meet at a point
“The optometrist examined the patient’s vision for signs of convergence or divergence in the eyes.”
2. noun
The angle or degree of convergence or divergence of optical images in binocular vision
“The ophthalmologist measured the verge of the patient’s binocular vision to diagnose a potential issue.”
3. verb
To converge or tend to meet at a point
“The two rivers verge on the coast and meet at a small island.”