: formed, deposited, or arranged in stable layers or strata
Such forced ascent of stable air leads to the formation of a stratified cloud layer that is large horizontally compared to its thickness. Frederick K. Lutgens et al.
The epidermis is a stratified squamous epithelium forming the barrier that excludes harmful microbes and retains body fluids. Terry Lechler et al.
2
: divided into social classes
Through farming and fishing, they supported a dense population and highly stratified society that constructed irrigation canals, pyramids, palaces, and temples. Christopher B. Donnan