Bulk mail and Letter

Bulk mail noun - Mail consisting of large numbers of identical items (circulars or advertisements) sent to individual addresses at less than 1st-class rates and paid for in one lot.

Letter and bulk mail are semantically related. In some cases you can use "Letter" instead a noun phrase "Bulk mail".

Letter noun - A message on paper from one person or group to another.

Bulk mail and letter are semantically related. You can use "Bulk mail" instead a noun "Letter".

Nearby Words: lettering, lettered, letterhead