English Dictionary

sheaf

/ʃiːf/

noun

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.

He gathered a sheaf of wheat from the field.

意味（1）

A quantity of the stalks and ears of wheat, rye, or other grain, bound together; a bundle of grain or straw.

O, let me teach you how to knit again / This scattered corn into one mutual sheaf, / These broken limbs again into one body.

意味（2）

Any collection of things bound together.

a sheaf of paper

意味（3）

A bundle of arrows sufficient to fill a quiver, or the allowance of each archer.

The sheaf of arrows shook, and rattled in the case.

意味（4）

A quantity of arrows, usually twenty-four.

Arrows were anciently made of reeds, afterwards of cornel wood, and occasionally of every species of wood: but according to Roger Ascham, ash was best; arrows were reckoned by sheaves, a sheaf consisted of twenty-four arrows.

意味（5）

(mechanical) A sheave.

意味（6）

(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.