rulebook
Meaning
A book containing the official rules for a particular activity, game, or organization.
Structure
Usage
Before starting the board game, everyone should read the rulebook.
The company's new rulebook outlines all the updated policies and procedures.
He was penalized for an action that wasn't explicitly forbidden in the official rulebook.
Etymology
The word 'rulebook' is a transparent modern English compound, directly combining two ancient roots. The first element, 'rule', traces back to the Latin regula, meaning a straight stick or pattern, which metaphorically evolved to signify a principle of conduct or law. The second element, 'book', originates from the Old English bōc, referring to a written document or set of pages. The compound logic is straightforward: a 'book' that is a physical compilation of 'rules' or governing principles. This formation exemplifies how English creates precise, concrete terms by joining foundational Germanic and Latinate words, moving from the abstract concept of a guiding principle to the tangible object that codifies it.
Analysis
- rule: From Old French riule, reule, from Latin regula ("straight stick, pattern, principle"). Functional role: Core semantic root, denoting a principle or directive. - book: From Old English bōc ("book, document"), from Proto-Germanic bōks. Functional role: Noun-forming element, denoting a collection or physical object containing the root concept.