surtax

S1U1R1T1A1X8
US/ˈsɝː.tæks/

noun

An additional or extra tax.

Similar
supertax
OriginFrench surtaxe →
UncommonScrabble 13
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Meanings

nounsurtax (plural surtaxes)

plural surtaxes

  1. lawAn additional or extra tax.
verbsurtax (third-person singular simple present surtaxes, present participle surtaxing, simple past and past participle surtaxed)

present singular third person surtaxes · participle present surtaxing · participle past surtaxed · past surtaxed

  1. transitiveTo impose a surtax upon.

Synonyms & antonyms

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

Similar
supertax
Broader
income tax
Also see
supertax

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Frenchsurtaxe
  2. Englishsurtax

From French surtaxe.

More words from French

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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