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[suhp-luh-men-tl] /ˌsʌp ləˈmɛn tl/
nonscheduled (def 2).
(of a pleading, an affidavit, etc.) added to furnish what is lacking or missing.
anything that is supplemental:
supplementals attached to the bill in committee.
Origin of supplemental
1595-1605; supplement + -al1
Related forms
supplementally, adverb
nonsupplemental, adjective
nonsupplementally, adverb
presupplemental, adjective
unsupplemental, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for supplemental
  • Ranchers have spent substantial money on hay and supplemental feed, the cost of trucking in additional hay.
  • The nine policies will soon replace the bewildering jumble of supplemental policies now offered in the private market.
  • As supplemental instruction, this initiative has considerable value.
  • They climbed without the aid of supplemental oxygen or porters.
  • Fragmented rice kernels, with the bran removed, used as supplemental starch in beer-making.
  • People undergoing hemodialysis who receive supplemental erythropoietin therapy.
  • Deferred compensation and supplemental tax-sheltered annuity programs also available.
  • supplemental programs and activities enrich each visit and vary with the exhibitions on view.
  • After that, they should be established and will need little supplemental water.
  • Hypoxia affects aviators when they fly too high without a supplemental oxygen supply.
Word Origin and History for supplemental

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

Online Etymology Dictionary, © 2010 Douglas Harper
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