supplemental

Definitions

1. adjective

   Acting to supplement.

   Example

   • The supplementary bibliography (in Vol. VI) attests to the comprehensiveness of the effort.
2. adjective

   Appending.

3. adjective

   Lacking a regular schedule (as in a supplemental airline).

4. noun

   Something that supplements or adds to.

5. noun

   A requisition or article of legislation that provides additional funding for a program.