glands








noun

  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.

noun

  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

noun

  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
n.

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).

n.

  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.

Organs or groups of cells that take substances from the blood and change them chemically so that they can be secreted later for further use by the body. There are two kinds of glands: those that secrete their substances directly into the bloodstream (endocrine glands), and those that secrete their substances through channels or ducts (such as sweat glands and salivary glands).

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