- a written record of the pedigree of a purebred stock, esp of racehorses
WordReference Random House Unabridged Dictionary of American English © 2026
stud•book
(stud′bŏŏk′),USA pronunciation n.
- Dog and Cat Breedsa genealogical register of a stud or studs;
a book giving the pedigree of animals, esp. horses.
- stud2 + book 1795–1805
Collins Concise English Dictionary © HarperCollins Publishers::
studbook /ˈstʌdˌbʊk/ n