单词 | thyroid gland |
释义 | thyroid glandnoun Anatomy.a two-lobed endocrine gland, located at the base of the neck that secretes two hormones that regulate the rates of metabolism, growth, and development. Compare thyroxine, triiodothyronine. Origin of thyroid glandFirst recorded in 1685–95 Words nearby thyroid glandthyroid-binding globulin, thyroid bruit, thyroid cartilage, thyroid crisis, thyroidectomy, thyroid gland, thyroid hormone, thyroiditis, thyroid-stimulating hormone, thyroid-stimulating hormone stimulation test, thyroid storm Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for thyroid glandthyroid gland nounan endocrine gland of vertebrates, consisting in man of two lobes near the base of the neck. It secretes hormones that control metabolism and body growth 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 thyroid glandthyroid gland n.A two-lobed endocrine gland located in front of and on either side of the trachea and producing various hormones, such as calcitonin. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for thyroid glandthyroid gland [ thī′roid′ ] A two-lobed gland that wraps around the trachea and is located at the base of the neck in vertebrate animals. The thyroid gland secretes two important hormones: thyroxine, which regulates the cell metabolism necessary for normal growth and development, and calcitonin, which stimulates the formation of bone and helps regulate the amount of calcium in the blood. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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