: a plate (as of metal) placed beneath something usually for protection or support.

What is the subplate layer?

The subplate (SP) is a transient structure of the human fetal brain that becomes the most prominent layer of the developing pallium during the late second trimester. It is important in the formation of thalamocortical and cortico-cortical connections.

What does a cold plate mean?

A cold plate is a popular dish with origins in rural Newfoundland, Canada. It is generally served as a mid-day or evening meal. ... The ability to prepare this dish almost entirely in advance makes it amenable to such purposes.