Pia-mater

Pia-mater, a membrane which invests the brain and the spinal cord; it is of a delicate vascular tissue.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Piacenza * Piarists
Photosphere
Phototype
Phrenology
Phrygia
Phrygian Cap
Phryné
Phtah
Phylacteries
Physiocratic School
Piacenza
Pia-mater
Piarists
Piazzi
Pibroch
Picador
Picardy
Piccolomini
Pichegru, Charles
Pickwick, Samuel
Pico
Pico della Miran`dolo