Spindle may refer to:
Textiles and manufacturing
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Spindle (textiles)
A spindle is a straight spike, usually made from wood, used for spinning, twisting fibers such as wool, flax, hemp, and cotton into yarn. It is often weighted at either the bottom, middle, or top, commonly by a disc or spherical object calle ...
, a straight spike to spin fibers into yarn
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Spindle (tool)
In machine tools, a spindle is a rotating axis of the machine, which often has a shaft at its heart. The shaft itself is called a spindle, but also, in shop-floor practice, the word often is used metonymically to refer to the entire rotary un ...
, a rotating axis of a machine tool
Biology
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Common spindle and other species of shrubs and trees in genus ''
Euonymus
''Euonymus'' is a genus of flowering plants in the staff vine family Celastraceae. Common names vary widely among different species and between different English-speaking countries, but include spindle (or spindle tree), burning-bush, strawb ...
'' whose hard wood was used to make spindles
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Spindle apparatus
In cell biology, the spindle apparatus is the cytoskeletal structure of eukaryotic cells that forms during cell division to separate sister chromatids between daughter Cell (biology), cells. It is referred to as the mitotic spindle during mitos ...
or mitotic spindle, a cellular structure in cell biology
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Muscle spindle
Muscle spindles are stretch receptors within the body of a skeletal muscle that primarily detect changes in the length of the muscle. They convey length information to the central nervous system via afferent nerve fibers. This information can be ...
, stretch receptors within the body of a muscle
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Spindle neuron
Von Economo neurons, also called spindle neurons, are a specific class of mammalian Cerebral cortex, cortical neurons characterized by a large Spindle (textiles), spindle-shaped soma (biology), soma (or body) gradually tapering into a single ap ...
, a specific class of neuron
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Sleep spindle, bursts of neural oscillatory activity during sleep
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Spindle transfer, an ''in vitro'' fertilization the technique
Computing
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Spindle (hard disk drive), the axis of a hard disk drive
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Spindle (disc packaging), a plastic case for bulk optical disks
Vehicles
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Spindle (automobile), a part of a car's suspension system
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Spindle (vehicle), an autonomous ice-penetrating vehicle
Other uses
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Spindle (furniture), cylindrically symmetric shaft, usually made of wood
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''Spindle'' (sculpture), a 1989 sculpture by Dustin Shuler made from cars
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Spindle (stationery)
A spindle (or colloquially, a spike) is an upright spike used to temporarily hold papers. "Spindling" or "spiking" is the act of spearing an item onto the spike. A spindle was often used in restaurants to hold orders from the waitstaff to the ...
, an upright spike used to hold papers
* Spindle, part of a
door handle
A door handle or doorknob is a handle used to open or close a door. Door handles can be found on all types of doors including: exterior doors of residential building, residential and commercial buildings, internal doors, cupboard doors and vehic ...
* Spindle Rock, also called
Adrachti, a rock in Meteora, Greece
See also
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Fusiform
Fusiform (from Latin ''fusus'' ‘spindle’) means having a spindle (textiles), spindle-like shape that is wide in the middle and tapers at both ends. It is similar to the lemon (geometry), lemon-shape, but often implies a focal broadening of a ...
, having a spindle-like shape
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Rotation around a fixed axis
Rotation around a fixed axis or axial rotation is a special case of rotational motion around an ''axis of rotation'' fixed, stationary, or static in three-dimensional space. This type of motion excludes the possibility of the instantaneous axis ...
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Spindel, a surname
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Spindler, a surname
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Spindling, in computing
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The Spindles (disambiguation)
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