acinus
(ˈæsɪnəs) noun plural -ni (-ˌnaɪ) 1 anatomy any of the terminal saclike portions of a compound gland
2 botany any of the small drupes that make up the fruit of the blackberry, raspberry, etc
3 botany obsolete a collection of berries, such as a bunch of grapes
[C18: New Latin, from Latin: grape, berry]
> acinic (əˈsɪnɪk), ˈacinous or ˈacinose adjective