zonula

Borrowed from Latin zōnula (“small belt or girdle”).

zonula (plural zonulae or zonulas)

1. (anatomy) Any of several small belt-like regions.
   • 1883, Half-yearly compendium of medical science, volumes 31-34, page 146:

     The zonula originates by a small number of delicate fibres from the vitreous [lamella].

   • 1980, Yves Le Grand, Sami G. El Hage, Physiological Optics, page 95:

     Nevertheless, the zonula is most often considered as the principal agent of transmission.

• zonula adherens
• zonula ciliaris
• zonula occludens

• zonule

• Lauzon

Diminutive form of zōna (“belt”, “girdle”), formed as zōna +‎ -ula (suffix forming feminine diminutives).

• (Classical) IPA^(key): /ˈzoː.nu.la/, [ˈd̪͡z̪oːnʊɫ̪ä]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈd͡zo.nu.la/, [ˈd̪͡z̪ɔːnulä]

zōnula f (genitive zōnulae); first declension

1. a little or small belt or girdle
2. (histology) junction

   Synonym: junctio

First-declension noun.

• zōnālis
• zōnārius
• zōnātim

• English: zonula, zonule
• Italian: zonula

• “zōnŭla”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• zōnŭla in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 1,702/2.