Dracunculiasis: Dracunculiasis, more commonly known as Guinea worm disease, is a preventable infection caused by the parasite Dracunculus medinensis.Infection affects poor communities in remote parts of Africa that do not have safe water to drink.racunculiasis (dra-KUNK-you-LIE-uh-sis), more commonly called Guinea worm disease, is a parasitic infection caused by Dracunculus medinensis (a long, thin worm). Infection is seen when the adult worm emerges through the skin of an infected person.
1. personality disorder-inflexible and maladaptive patterns of behavior. folie, mental disorder, mental disturbance, psychological disorder, disturbance - (psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness.
Related to disorder: anxiety disorder, bipolar disorder, eating disorder, personality disorder. [dis-orÂ´der] a derangement or abnormality of function; a morbid physical or mental state. For specific disorders, such as the psychiatric disorders, see under the name, such as anxiety disorders and personality disorders.