spire

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spire1 / spī(ə)r/ • n. a tapering conical or pyramidal structure on the top of a building, typically a church tower. ∎  the continuation of a tree trunk above the point where branching begins, esp. in a tree of a tapering form. ∎  a long tapering object: spires of delphiniums.DERIVATIVES: spired adj.spir·y adj.spire2 • n. Zool. the upper tapering part of the spiral shell of a gastropod mollusk, comprising all but the whorl containing the body.

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