METASTABILITIES
Scrabble letter values: M3E1T1A1S1T1A1B3I1L1I1T1I1E1S1 = 19
Definition
METASTABILITIES is the plural of METASTABILITY.
noun METASTABILITY: the quality of a physical system that persists in its existing equilibrium when undisturbed (or only slightly disturbed) but able to pass to a more stable equilibrium when sufficiently disturbed.