The cerebral epiphysis, or pineal gland. See Pineal
gland, under Pineal.
The end, or other superficial part, of a bone, which
ossifies separately from the central portion, or diaphysis.
Ancient; pertaining to the earliest period in geological history.
The earliest period in geological period, extending up to the Lower Silurian. It includes an Azoic age, previous to the appearanc...