hormone
- n the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
hormone-replacement therapy
- n hormones (estrogen and progestin) are given to postmenopausal women; believed to protect them from heart disease and osteoporosis
hormone replacement therapy
- n hormones (estrogen and progestin) are given to postmenopausal women; believed to protect them from heart disease and osteoporosis
horn
- n a noisemaker (as at parties or games) that makes a loud noise when you blow through it
- n one of the bony outgrowths on the heads of certain ungulates
- n a noise made by the driver of an automobile to give warning;
- n a high pommel of a Western saddle (usually metal covered with leather)
- n a brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves
- n any hard protuberance from the head of an organism that is similar to or suggestive of a horn
- n the material (mostly keratin) that covers the horns of ungulates and forms hooves and claws and nails
- n a device having the shape of a horn
horns at the ends of a new moon
the hornof an anvil
the cleat had two horns - n an alarm device that makes a loud warning sound
- n a brass musical instrument consisting of a conical tube that is coiled into a spiral and played by means of valves
- n a device on an automobile for making a warning noise
- v stab or pierce with a horn or tusk
the rhino horned the explorer
horn button
- n a button that you press to activate the horn of an automobile
horn fly
- n small black European fly introduced into North America; sucks blood from cattle especially at the base of the horn
horn of africa
- n a peninsula of northeastern Africa (the easternmost part of Africa) comprising Somalia and Djibouti and Eritrea and parts of Ethiopia
horn of plenty
- n a goat's horn filled with grain and flowers and fruit symbolizing prosperity
horn poppy
- n yellow-flowered Eurasian glaucous herb naturalized in along sandy shores in eastern North America
hornbill
- n bird of tropical Africa and Asia having a very large bill surmounted by a bony protuberance; related to kingfishers
hornblende
- n a green to black mineral of the amphibole group; consists of silicates of calcium and sodium and magnesium and iron
hornbook
- n a primer that provides instruction in the rudiments or basic skills of a branch of knowledge
horne
- n United States operatic mezzo-soprano (born 1934)
- n United States singer and actress (born in 1917)
horned asp
- n highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye