incunabulum noun. 
[ɪnkjʊ'nabjʊlǝm] Pl. (earlier) -la 
[-lǝ]. 
E19.[Latin incunabula neut. pl. swaddling-clothes, cradle, formed as IN-2 + cunae cradle.]1.  In 
pl. The early stages of development of a thing. 
E19.2.  A book printed at an early date; 
spec. one printed before 1501. 
M19. ■   incunabular adjective of or pertaining to an incunabulum or incunabula 
L19. ■   incunabulist noun a person who collects or is interested in incunabula 
E20.  [TahlilGaran] English Dictionary ▲