¹ Source: wiktionary.com
Medical Definition of Astasia-abasia
1. The inability to either stand or walk in a normal manner; the gait is bizarre and is not suggestive of a specific organic lesion; often the patient sways wildly and nearly falls, but recovers at the last moment; a symptom of hysteria-conversion reaction. Synonym: Blocq's disease. (05 Mar 2000)