Piperine
A pungent alkaloid that is concentrated in the outer skin of pepper berries (which gives pepper much of its bite) and is found in other spices and vegetables including jalapeno peppers. Piperine is used as a flavoring and as an insecticide. The word is derived from the Latin piper, pepper.
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- Piriformis syndrome
Irritation of the sciatic nerve that is caused by compression of the nerve within the buttock by the piriformis muscle. Typically, the pain of piriformis syndrome is increased by contraction of the piriformis muscle, prolonged sitting, or direct pressure applied to the muscle. Buttock pain is common. Piriformis syndrome can cause difficulty walking due to […]
- Pisa syndrome
A condition in which there is sustained involuntary flexion of the body and head to one side and slight rotation of the trunk so the person appears to lean like the Leaning Tower of Pisa. The Pisa syndrome is an adverse effect (a side-effect) of some medications. It occurs sometimes following the long-term use of […]
- Piss
1. (noun) Urine. 2. (verb) To urinate. Piss is descended from the Middle English pisse, from the Old French pissier, from the Latin pisiare.
- Pit, ear
A tiny pit in front of the ear, also called a preauricular pit. This minor anomaly is of no consequence in and of itself. It is more common in blacks than in whites, and in females than males. It can recur in families. However, the presence of two or more minor anomalies such as this […]
- Pitting edema
Observable swelling of body tissues due to fluid accumulation that may be demonstrated by applying pressure to the swollen area (such as by depressing the skin with a finger). If the pressing causes an indentation that persists for some time after the release of the pressure, the edema is referred to as pitting edema. Any […]