acceptable reliability level
Also found in: Acronyms.
acceptable reliability level[ak¦sep·tə·bəl rə‚lī·ə′bil·ə·dē ‚lev·əl]
The required level of reliability for a part, system, device, and so forth; may be expressed in a variety of terms, for example, number of failures allowable in 1000 hours of operating life. Abbreviated ARL.