SG Heritage Dictionary

Acinus [Noun] Webster's Dictionary 1828

In botany, one of the small grains, which compose the fruit of the blackberry, etc.

Acinus [Noun] Webster's Dictionary 1913

1. One of the small grains or drupelets which make up some kinds of fruit, as the blackberry, raspberry, etc.

3. One of the granular masses which constitute a racemose or compound gland, as the pancreas; also, one of the saccular recesses in the lobules of a racemose gland.