Dictionary

pia en · NOUN · etymology 1

Meanings

1. The pia mater, the innermost of the meninges that protect the brain and spinal cord.
   • One screen in the theatre relays live colour pictures of Harkness and his colleague Tiernan Byrnes's progress, cutting and pushing through first the dura, then the arachnoid and finally the pia, the thin, spider's web-type membranes that cover the brain itself. 2009 January 25, Denis Campbell, “Kian, 4, needs a miracle. He's in the right place”, in The Observer:

Deriveds

pial

pia en · NOUN · etymology 2

Etymology

Etymology tree Proto-Malayo-Polynesian *ʀambia Proto-Oceanic *ʀabia Proto-Polynesian *pia Hawaiian piabor. English pia Borrowed from Hawaiian pia.

Meanings

1. (uncountable) Polynesian arrowroot (Tacca leontopetaloides), whose fleshy tubers yield arrowroot starch.