- Perversion of volition or will in which one impulse is checked and replaced by another. [para- + G. boule, will]
* * *para·bu·lia (par″ə-buґle-ə) [para- + Gr. boulē will + -ia] perversion of the will, as when an individual intends to perform a particular action but halts and substitutes either an opposite action or an unrelated alternative; usually seen in schizophrenics.
Medical dictionary. 2011.