supplemental

[ suhp-luh-men-tl ]
/ ˌsʌp ləˈmɛn tl /

adjective

(of a pleading, an affidavit, etc.) added to furnish what is lacking or missing.

noun

anything that is supplemental: supplementals attached to the bill in committee.

Origin of supplemental

First recorded in 1595–1605; supplement + -al1

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019