WordReference Random House Unabridged Dictionary of American English © 2026
non•read•a•ble
(non rē′də bəl),USA pronunciation adj.
non′read•a•bil′i•ty, n.
non•read′a•ble•ness, n.
non•read′a•bly, adv.
- unreadable.
- pertaining to letter mail with addresses and zip codes incapable of being read by optical scanning devices.
- non- + readable
non•read′a•ble•ness, n.
non•read′a•bly, adv.