A method of man-made fibre production in which the molten or dissolved polymer is thrown centrifugally in fibre form from the edge of a surface rotating at high speed.
The term is also used to describe a method of yarn formation involving a rotating cylindrical container, in which, the yarn passes down a central guide tube and is then carried by centrifugal force to the inside of a rotating cylindrical container
Textile Resource (http://www.textile.org.uk)