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单词 gland
释义

gland

1
[ gland ]
/ glænd /

noun

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.
Botany. a secreting organ or structure.

Origin of gland

1
1685–95; <Latin gland- (stem of glāns acorn); compare Italian ghianda

OTHER WORDS FROM gland

glandless, adjectiveglandlike, adjective

Words nearby gland

glam rock, glance, glanceable, glancing, glancing angle, gland, glandered, glanders, glandilemma, gland of auditory tube, gland of Moll

Definition for gland (2 of 2)

gland2
[ gland ]
/ glænd /

noun Machinery.

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.
stuffing box.

Origin of gland

2
First recorded in 1830–40; origin uncertain
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for gland

British Dictionary definitions for gland (1 of 2)

gland1
/ (ɡlænd) /

noun

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
a structure, such as a lymph node, that resembles a gland in form
a cell or organ in plants that synthesizes and secretes a particular substance

Other words from gland

Related adjective: adenoid

Derived forms of gland

glandlike, adjective

Word Origin for gland

C17: from Latin glāns acorn

British Dictionary definitions for gland (2 of 2)

gland2
/ (ɡlænd) /

noun

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

Word Origin for gland

C19: of unknown origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for gland

gland
[ glănd ]

n.

A cell, a group of cells, or an organ that produces a secretion for use in or for elimination from the body.
Any of various organs, such as lymph nodes, that resemble true glands but perform a nonsecretory function.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for gland

gland
[ glănd ]

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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2024/11/13 8:34:33