| chrysoprase | (noun) a green variety of chalcedony valued as a gemstone | - |
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| isopropanol | (noun) alcohol used as antifreeze or a solvent | Synonyms: isopropyl alcohol |
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| isoproterenol | (noun) drug (trade name Isuprel) used to treat bronchial asthma and to stimulate the heart | Synonyms: Isuprel |
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| lansoprazole | (noun) antacid (trade name Prevacid) that suppresses acid secretion in the stomach | Synonyms: Prevacid |
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| soprano | (noun) the pitch range of the highest female voice | Synonyms: treble |
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| (noun) the highest female voice; the voice of a boy before puberty | - |
| (noun) a female singer with the highest vocal range of all the voice type | - |
| vasopressin | (noun) hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules | Synonyms: ADH, antidiuretic hormone, Pitressin |
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| vasopressor | (noun) any agent that produces vasoconstriction and a rise in blood pressure (usually understood as increased arterial pressure) | - |
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