s]
| a disorder of vision due to a deviation from normal orientation of one or both eyes so that both cannot be directed at the same object at the same time; squint; crossed eyes. |
strabismus stra·bis·mus (strə-bĭz'məs)
n.
A visual defect in which one eye cannot focus with the other on an objective because of imbalance of the eye muscles. Also called heterotropia, squint, tropia.