convergence insufficiency n.
The condition in which an esophoria or esotropia is greater for far vision than for near vision.
- Convergence zone
noun 1. (geology) a zone where tectonic plates collide, typified by earthquakes, mountain formation, and volcanic activity
[kuh n-vur-juh ns] /kənˈvɜr dʒəns/ noun 1. an act or instance of converging. 2. a convergent state or quality. 3. the degree or point at which lines, objects, etc., converge. 4. Ophthalmology. a coordinated turning of the eyes to bear upon a near point. 5. Physics. 6. Meteorology. a net flow of air into a […]
[kuh n-vur-juh nt] /kənˈvɜr dʒənt/ adjective 1. characterized by ; tending to come together; merging. /kənˈvɜːdʒənt/ adjective 1. (of two or more lines, paths, etc) moving towards or meeting at some common point 2. (of forces, ideas, etc) tending towards the same result; merging 3. (maths) (of an infinite series) having a finite limit
noun, Geology. 1. a major geologic discontinuity or suture marking the juncture of lithospheric plates that have been joined by plate tectonics.