Hormone Definition
hôrmōn
hormones
noun
hormones
A substance formed in some organ of the body, as the adrenal glands, the pituitary, etc., and carried by a bodily fluid to another organ or tissue, where it has a specific effect.
Webster's New World
A synthetic compound that acts like a hormone in the body.
American Heritage Medicine
A similar substance produced in a plant, as an auxin.
Webster's New World
A synthetic substance produced to have similar effects to an animal or plant hormone.
Webster's New World
The human sex hormones as they affect mood, personality, etc.
Webster's New World
Other Word Forms of Hormone
Noun
Singular:
hormone
Plural:
hormonesOrigin of Hormone
From Ancient Greek ὁρμή (horme, “rapid motion forwards, onrush, onset, assault, impulse to do a thing, effort”), from ὁρμάω (hormao), ὁρμῶ (hormo, “to set in motion, to urge on, to cheer on, to make a start, to hasten on”).
From Wiktionary
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From Greek hormōn present participle of hormān to urge on from hormē impulse er-1 in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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