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-zoic
zoisite
zol
Zollinger-Ellison syndrome
Zollverein
zombie
zombie drone
zombification
zombify
zona pellucida
zonal
zonal soil
zonary
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zone
zone defense
zone melting
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zoarium

zo·ar·i·um [ zō érree əm ] (plural zo·ar·i·ums or zo·ar·i·a [ zō érree ə ])


noun 
Definition:
 
collection of organisms forming compound organism: a collection of distinct organisms that together form a compound organism

[Late 19th century. < Greek zōion "animal" (see -zoon)]
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