spindle

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spindle

 [spin´d'l]
1. a pin tapered at one end or both ends, or something with this shape.
2. the thin, tapering figure occurring during metaphase of cell division, composed of microtubules radiating from the centrioles and connecting to the chromosomes at their centromeres. Called also mitotic spindle.
mitotic spindle spindle (def. 2).
muscle spindle a mechanoreceptor found between the skeletal muscle fibers; the muscle spindles are arranged in parallel with muscle fibers, and respond to passive stretch of the muscle but cease to discharge if the muscle contracts isotonically, thus signaling muscle length. The muscle spindle is the receptor responsible for the stretch or myotatic reflex.
sleep s's bursts of activity of a particular waveform in the electroencephalogram in light or early sleep.

spin·dle

(spin'dĕl),
anatomy, pathology any fusiform cell or structure.
[A.S.]

spindle

(spĭn′dl)
n.
1. Biology A cytoplasmic network composed of microtubules along which the chromosomes are distributed during mitosis and meiosis.
2. Anatomy See muscle spindle.

spin·dle

(spin'dĕl)
anatomy, pathology Any fusiform cell or structure.
[A.S.]

spindle

A term used adjectivally in anatomy and referring to any elongated cell or structure pointed at both ends. Fusiform.

spin·dle

(spin'dĕl)
In anatomy and pathology, any fusiform cell or structure.
[A.S.]
References in periodicals archive ?
Fertilizing at this stage in the plants' growing cycle will result in spindly plants: long stems with small weak growth.
The aye-aye is the only prosimian to have continually growing teeth and a long, spindly finger--perfect for nabbing the larvae of wood-boring insects.
The game provided competitive release for the spindly, the asthmatic, the hobbledehoy.
I eliminated everything else--its spindly wheels, roof and body.
Like some of Eric Owen Moss's reconfigurations in Los Angeles, Lubetz envisages a hovering, translucent box of office space supported on a series of spindly pylons above an existing commercial structure and adjacent trace of buried freight tracks.
Best known for his character Bip, a diminutive figure in whiteface, a French sailor shirt, flared pants, and a tattered top hat adorned with a spindly flower, Marceau pioneered a new variant of mime that broke away from the French "classical," or abstract, mime style of Etienne Decroux.
Follicular dendritic cell tumors are usually made up of sheets of spindly cells in whorled and storiform arrangements.
When they realised their mistake they came back and planted a spindly sapling next to the lamp post.
Kilbane reminds me of Chris Waddle - a tall, spindly, ungainly winger - but without the class.
In fact, with short, spindly trees and a canopy that tops out at about 40 feet, it looked more like a thicket than a forest of champions.
The five limbs of Ophiocoma wendtii, a spindly relative of the starfish, are covered with hundreds of tiny lenses that allow the creature to see approaching enemies.
Hemmed in on all sides by the cloud-mottled peaks of the Sierra Madre, the village is located in southern Mexico in an arid landscape of few trees, abundant cacti, and an occasional field of spindly corn.