Ithkuil

I1T1H4K5U1I1L1
UK, US/iθˈkwɪl/

proper noun

An experimental constructed language created by John Quijada, designed to try to minimize vagueness and semantic ambiguity, and to express complex ideas briefly but clearly.

Scrabble 14

Meanings

proper noun
  1. An experimental constructed language created by John Quijada, designed to try to minimize vagueness and semantic ambiguity, and to express complex ideas briefly but clearly.

    While working on Ilaksh, it occurred to me that the morpho-phonological structure of Ilaksh could be applied to a new version of Ithkuil as well, allowing Ithkuil to be made even more concise than it is now.

    2006, “Ithkuil Q & A”, in The Conlanger's Library, archived from the original on 14 Jan 2025, page 11
    1 more example

    An article titled “The Speed of Thought” noted remarkable similarities between Ithkuil and an imaginary language cooked up by the science-fiction writer Robert Heinlein for his novella “Gulf,” from 1949.

    2012 December 24, Joshua Foer, “Utopian for Beginners”, in The New Yorker, archived from the original on 30 Jul 2018
  2. The constructed script used to express the language.

Origin

An anglicization of Iţkuîl in the constructed language Ithkuil. Coined by John Quijada, the inventor of the conlang.

Full word history & related roots →

Translations

French Ithkuil
  • Ithkuilconstructed language
Italian Ithkuil
  • Ithkuilconstructed language
Japanese イスクイル
  • イスクイル (isukuiru)constructed language

Rhymes & wordplay

Rhymes with Ithkuil

All rhymes →
Cite this entry
APA

Ithkuil. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Ithkuil

MLA

“Ithkuil.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Ithkuil. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “Ithkuil,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Ithkuil.

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