acinus

< /ˈæs əˌnaɪ/.

1. Botany. one of the small drupelets or berries of an aggregate, baccate fruit, as the blackberry.
2. a berry, as a grape or currant.
3. Anatomy.
   1. a minute rounded lobule.
   2. the smallest secreting portion of a gland.

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

n. pl. ac•i•ni (-nī′)

1. Any of several minute grape-shaped secretory portions of an acinous gland.