Derived from the Greek Word Strabismos . Misalignment of Visual axes of the two eyes is termed as squint or strabismus. Strabismus
Orthoposition it is defined as the position of fusional demand n which both primary lines of sight intersect at the fixation point . Orthophoria It is defined as a position of the eyes in which the primary lines of sight intersect at the fixation point normally we can say that it is our straight eye.