Ardavan Naja - Department of Mathematics, Behbahan Branch,Islamic Azad University, Behbahan, Iran,

In this paper, the notion of n-Engel ortomodular lattices as a natural generalization of dis-tributive ortomodular lattices is introduced, and we discuss Engel ortomodular lattices, which is denedby left and right normed commutators.

Engel ortomodular lattices, commutator, solvable, Engel element.