sheaf

Short definition from Wiktionary

Noun

1. 1
   A quantity of the stalks and ears of wheat, rye, or other grain, bound together; a bundle of grain or straw.
2. 2
   Any collection of things bound together.
3. 3
   A bundle of arrows sufficient to fill a quiver, or the allowance of each archer.
4. 4
   A quantity of arrows, usually twenty-four.
5. 5
   A sheave.
6. 6
   An abstract construct in topology that associates data to the open sets of a topological space (i.e. a presheaf) in such a way so as to make the local and global data compatible, generalizing the situation of functions, fiber bundles, manifold structure, etc. on a topological space. Formally, a presheaf ℱ whose sections are, in a technical sense, uniquely determined by their restrictions onto smal
7. 7
   An abstract construct in topology that associates data to the open sets of a topological space (i.e. a presheaf) in such a way so as to make the local and global data compatible, generalizing the situation of functions, fiber bundles, manifold structure, etc. on a topological space. Formally, a presheaf ℱ whose sections are, in a technical sense, uniquely determined by their restrictions onto smal

Verb

1. 1
   To gather and bind into a sheaf; to make into sheaves
2. 2
   To collect and bind cut grain, or the like; to make sheaves.