vergence
/ˈvɜrdʒəns/
noun
- The simultaneous movement of both eyes in opposite directions to maintain single vision (e.g., converging to look at a close object or diverging for a distant one).
- The optometrist tested her vergence by having her follow a moving pen.
- Eye exercises can help improve vergence for people with convergence insufficiency.
- Poor vergence can cause double vision or eye strain when reading.
- A tendency to come together or move toward a common point; convergence.
- In geometry, the vergence of lines at a vanishing point is used in perspective drawing.
- The vergence of the two rivers created a powerful current.
- The vergence of opinions in the group led to a unanimous decision.
Synonyms
Antonyms