[ as-uh-nuhs ]
/ ˈæs ə nəs /
noun, plural ac·i·ni [as-uh-nahy]. /ˈæs əˌnaɪ/.
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.
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Origin of acinus
1725–35; <Latin: grape, berry, seed of a berry
OTHER WORDS FROM acinusac·i·nar [as-uh-ner, -nahr], /ˈæs ə nər, -ˌnɑr/, a·cin·ic [uh-sin-ik], /əˈsɪn ɪk/, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use acinus in a sentence
The centres of the acini showed parenchymatous and fatty degeneration.
Acini: granulations, like those on a blackberry: the terminal secreting tubes of glands.
The liver was softer than natural, and exhibited a notable yellowishness in the centre of the acini.
The organ showed prominent structure, the centres of the acini being red, the periphery lighter in color.
British Dictionary definitions for acinus
noun plural -ni (-ˌnaɪ)
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
Derived forms of acinusacinic (əˈsɪnɪk), acinous or acinose, adjective
Word Origin for acinus
C18: New Latin, from Latin: grape, berry
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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