1. Anatomy.
    1. a cell, group of cells, or organ producing a secretion.
    2. any of various organs or structures resembling the shape but not the function of true glands.
  2. Botany. a secreting organ or structure.

noun Machinery.

  1. a sleeve within a stuffing box, fitted over a shaft or valve stem and tightened against compressible packing in such a way as to prevent leakage of fluid while allowing the shaft or stem to move; lantern ring.
  2. stuffing box.


  1. a cell or organ in man and other animals that synthesizes chemical substances and secretes them for the body to use or eliminate, either through a duct (exocrine gland) or directly into the bloodstream (endocrine gland)See also exocrine gland, endocrine gland
  2. a structure, such as a lymph node, that resembles a gland in form
  3. a cell or organ in plants that synthesizes and secretes a particular substance


  1. a device that prevents leakage of fluid along a rotating shaft or reciprocating rod passing through a boundary between areas of high and low pressure. It often consists of a flanged metal sleeve bedding into a stuffing box

1690s, from French glande (Old French glandre, 13c.), from Latin glandula “gland of the throat, tonsil,” diminutive of glans (genitive glandis) “acorn, nut; acorn-shaped ball,” from PIE root *gwele- “acorn” (cf. Greek balanos, Armenian kalin, Old Church Slavonic zelodi “acorn;” Lithuanian gile “oak”). Earlier English form was glandula (c.1400).


  1. A cell, a group of cells, or an organ that produces a secretion for use in or for elimination from the body.
  2. Any of various organs, such as lymph nodes, that resemble true glands but perform a nonsecretory function.

  1. An organ or group of specialized cells in the body that produces and secretes a specific substance, such as a hormone. See also endocrine gland exocrine gland.

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