incunabulum [ˌɪnkjʊˈnabjʊləm] (亦作 incunable ɪnˈkjuːnəb(ə)l) (pl. incunabula )
an early printed book, especially one printed before 1501 (尤指1501年之前印刷的)古版书 ■(incunabula)(archaic)the early stages of the development of something (古)早期,初期,摇篮期
语源
early 19th cent.: from Latin incunabula (neuter plural) 'swaddling clothes, cradle', from in- 'into' + cunae 'cradle'