metastable

As adjectives the difference between unstable and metastable

is that unstable is having a strong tendency to change while metastable is of or pertaining to a physical or chemical state that is relatively long-lived, but may decay to a lower energy state when slightly perturbed or through a quantum transition.

As adjectives the difference between labile and metastable

is that labile is liable to slip, err, fall, or apostatize while metastable is of or pertaining to a physical or chemical state that is relatively long-lived, but may decay to a lower energy state when slightly perturbed or through a quantum transition.

As a noun metatable

is (computing|programming|lua) a table (of key-value pairs) containing references to functions that dictate certain behaviours of an object.

As an adjective metastable is

metastable.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective metastable is

metastable.

As adjectives the difference between metastable and nonmetastable

is that metastable is metastable while nonmetastable is not metastable.

As an adjective metastable

is metastable.

As an adverb metastably is

in a metastable way.