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Webster's Dictionary (1865)

Fūl'crum, n.

noun

n.; Lat. pl. FŪL'CRĀ; Eng. pl. FŪL'CRŪM. [Lat., bed-post, from fulcire, to prop.]

  1. A prop or support.
  2. (Mech.) That by which a lever is sustained, or the point about which it turns in lifting or moving a body.
  3. (Bot.) A part of a plant;—used in the plural to designate all the appendages of the axis of a plant, except the leaves and flowers, as the stipules, bracts, tendrils, &c. [Obs.]