astasia [uh-stey-zhuh, -zhee-uh, -zee-uh] Word Origin See more synonyms for astasia on Thesaurus.com noun Medicine/Medical.
- inability to stand due to a limitation or absence of muscular coordination.
Compare abasia. Origin of astasia 1885–90; Greek astasía instability, equivalent to ástat(os) (see astatic) + -ia -ia Related Words for astasia instability, disequilibrium, astasia, disequilibration astasia in Medicine astasia [ə-stā′zhə] n.
- The inability to stand due to muscular incoordination.