Spindle

Spindle may refer to:

• Spindle (textiles), a straight spike to spin fibers into yarn
• Spindle (tool), a rotating axis of a machine tool

• Common spindle and other species of shrubs and trees in genus Euonymus whose hard wood was used to make spindles
• Spindle apparatus or mitotic spindle, a cellular structure in cell biology
• Muscle spindle, stretch receptors within the body of a muscle
• Spindle neuron, a specific class of neuron
• Sleep spindle, bursts of neural oscillatory activity during sleep
• Spindle transfer, an in vitro fertilization technique (also known as Mitochondrial replacement therapy)

• Spindle (hard disk drive), the axis of a hard disk drive
• Spindle (disc packaging), a plastic case for bulk optical disks

• Spindle (automobile), a part of a car's suspension system
• Spindle (vehicle), an autonomous ice-penetrating vehicle

• Spindle (furniture), cylindrically symmetric shaft, usually made of wood
• Spindle (sculpture), a 1989 sculpture by Dustin Shuler made from cars
• Spindle (stationery), an upright spike used to hold papers
• Spindle, part of a door handle
• Spindle Rock, also called Adrachti, a rock in Meteora, Greece
• Spindle, an alternative term for a bicone