supertax

S1U1P3E1R1T1A1X8

noun

An additional tax on something that has already been taxed.

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Scrabble 17

Meanings

nounsupertax (plural supertaxes)

plural supertaxes

  1. An additional tax on something that has already been taxed.
    1 more example

    When I mentioned Aristote's claims to colleagues, they confirmed that foreign mining companies were suspected to use accounting loopholes to minimize their tax payments to the Congolese government. This was one of the reasons cited by the Congolese government for the trebling of tax rates on cobalt and the implementation of the supertax in 2018.

    2023, Siddharth Kara, “We Work in Our Graves”, in Cobalt Red, St. Martin's Press, page 172
  2. A higher rate of an existing tax.

Synonyms & antonyms

nounan additional tax on certain kinds of income that has already been taxed

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Also see

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Cite this entry
APA

supertax. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/supertax

MLA

“supertax.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/supertax. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “supertax,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/supertax.

Source: supertax on Wiktionary, CC BY-SA 4.0.