Treasure stashed underground or underwater. / (idiomatic) Something valuable that is concealed for a long time and then rediscovered.

of, or relating to this combined use of media / (computing) of, or relating to an application that can combine such media into an integrated package

(biochemistry) An endogenous opioid peptide neurotransmitter found naturally in the brains of many animals, including humans; one of the two forms of enkephalin (the other being metenkephalin).

plural of incorruptible