noughth

N1O1U1G2H4T1H4
US/nɔtθ/cot caught merger/nɑtθ/UK/nɔːtθ/British, Southern, Standard/noːtθ/

adjective

Before the first; zeroth.

Scrabble 14
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Meanings

adjectivenoughth (not comparable)
  1. not comparablerareBefore the first; zeroth.
    1 more example

    By that, the value of the successive places, counting from right to left, being equal to the successive powers of the base, beginning with the noughth power, each figure in the combination is multiplied in value by the power of the base proper to its place, and the value of the whole is equal to the sum of those products.

    1860, The Atlantic Monthly, volume 5, page 130

Synonyms & antonyms

Also see
zeroth

Origin

From nought + -th (ordinal suffix).

Full word history & related roots →

Rhymes & wordplay

Rhymes with noughth

whatth
All rhymes →
Cite this entry
APA

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

MLA

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

Chicago

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

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