[ley-buh
l, -bahyl] 
| 1. | apt or likely to change. |
| 2. | Chemistry. (of a compound) capable of changing state or becoming inactive when subjected to heat or radiation. |
[luh-bil-i-tee, ley-] , noun [met-uh-stey-buhl, met-uh-stey-] | 1. | Metallurgy. chemically unstable in the absence of certain conditions that would induce stability, but not liable to spontaneous transformation. |
| 2. | Also, labile. Physics, Chemistry. pertaining to a body or system existing at an energy level (metastable state) above that of a more stable state and requiring the addition of a small amount of energy to induce a transition to the more stable state. |
| la·bile (lā'bīl', -bəl) adj.
[Middle English labil, forgetful, wandering, from Old French labile, from Late Latin lābilis, apt to slip, from lābī, to slip.] la·bil'i·ty (-bĭl'ĭ-tē) n. |
labile la·bile (lā'bīl', -bəl)
adj.
Constantly undergoing or likely to undergo change; unstable.
