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Additional vs Supplemental - What's the difference?

additional | supplemental |

As adjectives the difference between additional and supplemental

is that additional is supplemental or added to something while supplemental is acting to supplement.

As nouns the difference between additional and supplemental

is that additional is something added while supplemental is something that supplements or adds to.

additional

English

Adjective

(-)
  • Supplemental or added to something.
  • * {{quote-magazine, year=2013, month=September-October, author= Michael Sivak
    • , magazine=(American Scientist), title= Will AC Put a Chill on the Global Energy Supply? , passage=Nevertheless, it is clear that the global energy demand for air-conditioning will grow substantially as nations become more affluent,

    Noun

    (en noun)
  • Something added.
    • (Francis Bacon)

    supplemental

    English

    Adjective

    (en adjective)
  • Acting to supplement.
  • *
    • The supplementary bibliography (in Vol. VI) attests to the comprehensiveness of the effort.
  • Appending.
  • Lacking a regular schedule (as in a supplemental airline).

    • Derived terms

    * supplementally

    Noun

    (en noun)
  • Something that supplements or adds to.
  • A requisition or article of legislation that provides additional funding for a program.