release (v.) Look up release at Dictionary.com
c.1300, "to withdraw, revoke," also "to liberate" (c.1300), from O.Fr. relaisser "to relinquish, quit, let go, leave behind," variant of relacher "release, relax," from L. relaxare (see relax). Meaning "relinquish, surrender" is recorded from late 14c. Of press reports, attested from 1904; of motion pictures, from 1912; of music recordings, from 1962. As a euphemism for "to dismiss, fire from a job" it is attested in Amer.Eng. since 1904.
release (n.) Look up release at Dictionary.com
early 14c., from O.Fr. reles (12c.), a back formation from relesser, relaisser (see release (v.)).