noun
- Plural of acinus; small, rounded lobes or divisions of a compound gland or fruit.
Usage: anatomy, botany
Examples
- The pancreas is composed of many acini that produce digestive enzymes.
- Grape acini cluster together to form the fruit.
- Under the microscope, the acini of the salivary gland were clearly visible.
- Each acinus in the mammary gland contributes to milk production.
- The berry's acini are held together by a central core.