Akademik

acinus
n. (pl. acini)
1 any of the small elements that make up a compound fruit of the blackberry, raspberry, etc.
2 the seed of a grape or berry.
3 Anat. a any multicellular gland with saclike secreting ducts. b the terminus of a duct in such a gland.
Etymology: L, = berry, kernel

Useful english dictionary. 2012.