from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A substance, usually a peptide or steroid, produced by one tissue and conveyed by the bloodstream to another to effect physiological activity, such as growth or metabolism.
- n. A synthetic compound that acts like a hormone in the body.
- n. Any of various similar substances found in plants and insects that regulate development.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any substance produced by one tissue and conveyed by the bloodstream to another to effect physiological activity.
- n. A synthetic compound with the same activity.
- n. Any similar substance in plants.
from the GNU version of the Collaborative International Dictionary of English
- n. A chemical substance formed in one organ and carried in the circulation to another organ on which it exerts a specific effect on cells at a distance from the producing cells.
- n. a chemical substance, whether natural or synthetic, that functions like a hormone in a living organism. .
- n. A substance that controls growth rate or differentiation in plants; also called phytohormone. The most well-known are the auxins that stimulate growth at the growing tips of plants, and control root formation and the dropping of leaves; and the gibberellins, which are used in agriculture to promote plant growth.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
Doctors previously used the term hormone-replacement therapy (HRT), which carried the connotation that menopausal women were missing something essential.
We believe students need a break from what I call "hormone display behavior" which can be exhausting for adolescents.
However, Jobs took a six-month leave of absence in early 2009 for what he called a "hormone imbalance."
This hormone is the ultimate 'feel good' chemical because it is the essence of love, friendship, and tolerance of others.
Apple executives provided no additional information on the well-being of CEO Steve Jobs, who stepped away from day-to-day operations in January to get treated for what he called a hormone imbalance.
Apple's Jobs: Hormone Condition Won't Hinder CEO Duties letter released today, Apple (NASDAQ: AAPL) CEO Steve Jobs sought to dispel some of the persistent rumors surrounding his health -- while admitting that he's recovering from what he described as a hormone imbalance.
We know African-Americans are diagnosed at younger ages with what we call hormone-sensitive cancers, like prostate and breast cancer.
In 2003, Dr. Gershon Ejeckam wrote a series of memos in which he dubbed hormone receptor testing erratic, unreliable and unhelpful.
The new findings indicate the drop in hormone use will probably speed that, Chlebowski and others said.
Can certain hormone combinations increase the relative ratios of certain chromosones in sperm and move certain ova ahead in que?