A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including , and arcs).
In nature
File:Photograph and axial plane floral diagram of Friesodielsia desmoides.jpg| Botanical whorls: sepals, petals, leaves, or branches radiating from a single point (photo of flower of Friesodielsia, family Annonaceae, juxtaposed with diagram of axial cross-section)
File:Anisus septegyrus1pl.jpg| Mollusc whorls: Each complete 360° turn in the spiral growth of the shell of the mollusc Anisus septemgyratus, family Planorbidae.
File:Baby hairy head DSCN2483.jpg|A hair whorl is a patch of hair growing in a circular direction around a visible center point.
File:Fingerprint Whorl.jpg|In a fingerprint, a whorl is each ridge arranged circularly around a central point on the finger.
File:Bovine Bone Sample and 430 times Magnification.jpg|In histopathologic architecture, a whorled pattern consists of multiple concentric objects, or a spiral-shaped pattern. Bone tissue is shown.
For
mollusc whorls, the
body whorl in a mollusc shell is the most recently formed whorl of a spiral shell, terminating in the aperture.
Artificial objects
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File:Spindle Whorl (Sulsultin), 19th century, 05.588.7382.jpg|A spindle whorl is a disc or spherical object fitted onto the spindle to increase and maintain the speed of the spin.
See also
External links
