1) Berries 2) Blackberry drupelets 3) Currants 4) Drupelets 5) Gland parts 6) Grape pits 7) Grape seeds 8) Grape seeds in Siena 9) Grapeseeds 10) Raspberry drupelets 11) Small drupes 12) Small seeds of grapes 
• (pl. ) of Acinus
the secreting units of a gland. Each acinus is a sack-like structure, lined by secreting cells. The sack opens out into a tubule.
<anatomy> The parts of the breast gland where fluid or milk is produced. ... [singular: acinus] ... (13 Nov 1997) ... 
Type: Term Pronunciation: as′i-nī Definitions: 1. Plural of acinus.