Protozoon. First life; life in the lowest scale; as sponges.
Proud-flesh. Abnormal growths which arise in wounds or ulcers.
Pruritic. Itching.
Pruritus vulvæ. A nervous disease attended with excessive itching of the external genital parts of the female.
Psoas or Lumbar Abscess. An abscess discharging at the groin.
Psychical. The relation of the soul to animal experiences and being.
Psychological. The spiritual potencies of the soul.
Ptyalin. The ferment of the saliva which converts starch into sugar.
Puberty. The age at which the subject is capable of procreation.
Pubic. Relating to the pubes, a part above the genital organs, covered with hair at puberty.