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Related to divergence insufficiency: convergence insufficiency
that condition in which an esophoria or esotropia is more marked for far vision than for near vision.
di·ver·gence in·suf·fi·cien·cy(di-vĕr'jĕns in'sŭ-fish'ĕn-sē)
That condition in which an exophoria or exotropia is more marked for near vision than for far vision.