noun.
In Roman antiquity, a table or tablet; especially, a writing-tablet; hence, a writing or document; a legal instrument or record.
noun.
In anatomy and zoology, a table or tablet; a hard, flat, expansive surface, as of bone; specifically, in corals, a dissepiment; one of the highly developed and usually transverse or horizontal partitions which cut the septa, when these are present, at right angles, forming a set of floorings or ceilings of certain cavities.
noun.
Eccles., same as frontal, 5 .