ephemeron

== English == === Etymology === Borrowed from Ancient Greek ἐφήμερον (ephḗmeron), neuter form of ἐφήμερος (ephḗmeros). === Noun === ephemeron (plural ephemerons or ephemera) Something short-lived or transitory. (programming) A type of weak reference in a garbage collected programming language that does not permit an object to be kept alive by its finalizer. ==== Related terms ==== ephemeral ephemeric