from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An incunabulum.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A very early printed book, specifically one printed before 1501; an incunabulum.
from The Century Dictionary and Cyclopedia
- n. A book printed in the infancy of the art, before the year 1500. See incunabula, 3.
French, from New Latin incūnābulum; see incunabulum.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French incunable, from Latin incunabula ("swaddling-clothes, cradle"). Compare incunabulum. (Wiktionary)