metastable definition by Wordo

Adjective

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

.

Noun

A

particle

,

etc

.

in

the

metastable

state

.