A finite analog of Lie Groups. The Lie-type groups include the Chevalley Groups [ , , , ], Twisted Chevalley Groups, and the Tits Group.
See also Chevalley Groups, Finite Group, Lie Group, Linear Group, Orthogonal Group, Simple Group, Symplectic Group, Tits Group, Twisted Chevalley Groups, Unitary Group
References
Wilson, R. A. ``ATLAS of Finite Group Representation.''
http://for.mat.bham.ac.uk/atlas/html/contents.html#lie.