sheaf

Definitions

• A quantity of the stalks and ears of wheat, rye, or other grain, bound together; a bundle of grain or straw.
• Any collection of things bound together; a bundle.
• A bundle of arrows sufficient to fill a quiver, or the allowance of each archer.
• A quantity of arrows, usually twenty-four.
• (mechanical) A sheave.
• (mathematics) An abstract construct in topology that associates data to the open sets of a topological space, together with well-defined restrictions from larger to smaller open sets, subject to the condition that compatible data on overlapping open sets corresponds, via the restrictions, to a unique datum on the union of the open sets.