instable

1 definition found

instable - Collaborative International Dictionary of English v.0.48 :

  Instable \In*sta"ble\, a. [L. instabilis: cf. F. instable. See
     In- not, and Stable, a., and cf. Unstable.]
     Not stable; not standing fast or firm; unstable; prone to
     change or recede from a purpose; mutable; inconstant.
     [1913 Webster]