- Botany. one of the small drupelets or berries of an aggregate, baccate fruit, as the blackberry.
- a berry, as a grape or currant.
- a minute rounded lobule.
- the smallest secreting portion of a gland.
Origin of acinus
1725–35; < Latin: grape, berry, seed of a berry
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for acini
The centres of the acini showed parenchymatous and fatty degeneration.Plague
Thomas Wright Jackson
Those of the vena portæ spread around the acini, or granulations of the liver; and 4.
The acini surrounded with a dense, cellular texture, paler than themselves; 2.
The glands of Lieberkhn elongate, the number of acini increases, and the contained cells multiply.
The acini are imbedded in a mass of adipose tissue which contains the vessels and nerves.
- anatomy any of the terminal saclike portions of a compound gland
- botany any of the small drupes that make up the fruit of the blackberry, raspberry, etc
- botany obsolete a collection of berries, such as a bunch of grapes
C18: New Latin, from Latin: grape, berry
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- Any of several minute grape-shaped secretory portions of an acinous gland.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.