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acinus

[as-uh-nuh s] /ˈæs ə nəs/
noun, plural acini
[as-uh-nahy] /ˈæs əˌnaɪ/ (Show IPA)
1.
Botany. one of the small drupelets or berries of an aggregate, baccate fruit, as the blackberry.
2.
a berry, as a grape or currant.
3.
Anatomy.
  1. a minute rounded lobule.
  2. the smallest secreting portion of a gland.
Origin of acinus
1725-1735
1725-35; < Latin: grape, berry, seed of a berry
Related forms
acinar
[as-uh-ner, -nahr] /ˈæs ə nər, -ˌnɑr/ (Show IPA),
acinic
[uh-sin-ik] /əˈsɪn ɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for acinus

acinus

/ˈæsɪnəs/
noun (pl) -ni (-ˌnaɪ)
1.
(anatomy) any of the terminal saclike portions of a compound gland
2.
(botany) any of the small drupes that make up the fruit of the blackberry, raspberry, etc
3.
(botany, obsolete) a collection of berries, such as a bunch of grapes
Derived Forms
acinic (əˈsɪnɪk), acinous, acinose, adjective
Word Origin
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
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acinus in Medicine

acinus ac·i·nus (ās'ə-nəs)
n. pl. ac·i·ni (-nī')
Any of several minute grape-shaped secretory portions of an acinous gland.


a·cin'ic (ə-sĭn'ĭk) or ac'i·nose' (ās'ə-nōs') or ac'i·nous (-nəs) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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