A lock or tuft of fibres of uniform properties and hence a lock of tuft prepared to demonstrate fibre length. In bulk, a mass of fibres having a certain homogeneity of properties, usually length.
Used as a verb, to bring fibres to a certain uniformity of properties, usually length, e.g. by sorting wool or by cutting filaments.
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A cluster or group of wool fibers naturally clinging together in the fleece.
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