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supplemental

[suhp-luh-men-tl] /ˌsʌp ləˈmɛn tl/
adjective
2.
nonscheduled (def 2).
3.
(of a pleading, an affidavit, etc.) added to furnish what is lacking or missing.
noun
4.
anything that is supplemental:
supplementals attached to the bill in committee.
Origin of supplemental
1595-1605
First recorded in 1595-1605; supplement + -al1
Related forms
supplementally, adverb
nonsupplemental, adjective
nonsupplementally, adverb
presupplemental, adjective
unsupplemental, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Word Origin and History for supplemental
adj.

c.1600, from supplement + -al (1). Related: Supplementally.

Online Etymology Dictionary, © 2010 Douglas Harper
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