xeno-, xen-, -xenic, -xenism, -xenist, -xenous, -xeny

A fear of foreign pickpocket specialists which should not be considered an abnormal anxiety.

1. An ectoparasite that becomes pathogenic when the resistance of its host weakens.
2. A strange organism not usually parasitic on the host but that becomes so because of a weakened condition of the host.

An irrational fear or hatred of foreigners and of strange or foreign things.

A strange speech defect marked by an alteration in accent and intonation.

Inflammation caused, or excited, by the presence of a foreign body in the eye.

An African water frog which is native to southern Africa.

From Greek xeno-, "stranger, foreigner" + pous "foot".

1. An older term for pica or an appetite for and the eating of matter which is not fit as food for humans; such as, sand, clay, or paint.
2. An eating disorder manifested by a craving to ingest any material not fit for food, including starch, clay, ashes, toy balloons, crayons, cotton, grass, cigarette butts, soap, twigs, wood, paper, metal, or plaster.

• This condition is seen in pregnancy, chlorosis, hysteria, helminthiasis, and certain psychotic situations.
• It may also be associated with iron-deficiency anemia.
• The importance of this condition, the etiology (cause) of which is unknown, stems from the toxicity of ingested material (e.g., paint that contains lead) or from ingesting materials in place of essential nutrients.
• The inclusion of compulsive ingestion of nonfood and food items; such as, licorice, croutons, chewing gum, coffee grounds, or oyster shells as examples of pica is controversial.

The lowest water saturation rate with decomposing organic substances (saprobity) in any body of water.