orbicule

noun or·bi·cule \ˈȯ(r)bəˌkyül\

Definition of orbicule

plural

-s

  1. :  a more or less spherical body found in some granites and other rocks, varying in size from a pellet visible only under the microscope to a sphere 10 feet or more in diameter, and having its constituents arranged in concentric shells

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Origin and Etymology of orbicule

Latin orbiculus small disk, diminutive of orbis disk, circle — more at orb


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