Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
No pronunciation record was provided for this word.
noun
A millwheel-shaped contraption allowing a reader to toggle between different books, all kept upright on separate shelves as the wheel turns.
Definition source: English Wiktionary via Wiktextract
Usage: historical
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Etymology tree Proto-Indo-European *bheh2ǵosder.? Proto-Indo-European *bheh2g-der.? Proto-Germanic *bōks Proto-West Germanic *bōk Old English bōc Middle English bok English book Proto-Indo-European *kwel- Proto-Indo-European *kwekwléh2 Proto-Germanic *hweulō Old English hwēol Middle English whel English wheel English bookwheel From book + wheel.
