Cunabula
Cu*nab"u*la\ (k?-n?b"?-l?), n. pl. [L., a cradle, earliest abode, fr. cunae cradle.]1. The earliest abode; original dwelling place; originals; as, the cunabula of the human race. 2. (Bibliography) The extant copies of the first or earliest printed books, or of such as were printed in the 15th century.