Meanings
plural 4ktros
- computingAn intro that can be stored in four kilobytes of memory (intended to challenge the programmer, who must write compact and efficient code to achieve this).
I thought about writing a 4ktro for the TI-83 once, but really the only effects you could do would be rotozoomers, wire vectors, and scrollers.
1997, h75h70, “ZShell anyone?”, in rec.games.programmer (Usenet)1 more example
Win a price^([sic]) in the 4ktro compo! Win a price in the grafix compo! Win a price in the music compo! Join the Autumn Event in South Germany!
1996, Hagen Deike, “InterCon LAST CHANCE”, in fido.ger.ibm (Usenet)
Origin
Blend of 4k and intro. See k (“kilobyte”).
Full word history & related roots →Cite this entry
4ktro. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/4ktro
“4ktro.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/4ktro. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “4ktro,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/4ktro.
Source: 4ktro on Wiktionary, CC BY-SA 4.0.