fascicle (FAS-i-kuhl) noun

1. Part of a book published in installments. For example, the Oxford English Dictionary was published in fascicles.

2. A bundle. For example, a bundle of nerve or muscle fibers, or a bundle of leaves.

[From Latin fasciculus, diminutive of fascis (bundle).]

The word fascism is related. It refers to the Latin fascis (a bundle or a group) and also to the emblem adopted by Mussolini: a bundle of twigs that was carried as a sign of the power of a magistrate in ancient Rome.

from A.Word.A.Day