Sa·ud 
(sä-d) Full name Saud bin Abdul Aziz al-Saud. 1901?-1969.
(sä-d) Full name Saud bin Abdul Aziz al-Saud. 1901?-1969. King of Saudi Arabia (1953-1964) who was deposed and replaced by his half-brother Faisal.
- proton-proton chain
- proton pump inhibitor
- proton synchrotron
- proto-oncogene
- protopathic
- protopathy
- protoplanet
- protoplanetary disk
- protoplasm
- protoplasmal
- protoplasmatic
- protoplasmic
- protoplast
- protoplastic
- protoporphyrin
- protostar
- protostele
- protostelic
- protostome
- prototroph
- prototrophic
- prototrophy
- prototypal
- prototype
- prototypic