Definition of "parathyroid" [parathyroid]

• Of, relating to, or obtained from the parathyroid glands: a parathyroid extract. (adjective)
• The parathyroid gland. (noun)
• A parathyroid hormone. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "In case of calcium phosphate stones, oversecretion of hormone known as parathyroid causes calcium loss from the bones with increased excretion of calcium through urine."
• "Dr. Donahue found that bears have a uniquely potent form of a substance called parathyroid hormone, which helps maintain bones."
• "As part of the trial, 105 participants will be randomly assigned to receive either teriparitide, a drug that already is FDA-approved for osteoporosis treatment, or an experimental agent called parathyroid hormone-related protein."