Meanings
nounformation rule (plural formation rules)
plural formation rules
- human sciencesAny of a set of rules used to construct well-formed formulas of a formal language.
Cite this entry
APA
formation rule. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/formation%20rule
MLA
“formation rule.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/formation%20rule. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “formation rule,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/formation%20rule.
Source: formation rule on Wiktionary, CC BY-SA 4.0.