| label | (noun) an identifying or descriptive marker that is attached to an object | - |
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| (noun) a brief description given for purposes of identification | - |
| (noun) trade name of a company that produces musical recordings | Synonyms: recording label |
| (noun) a radioactive isotope that is used in a compound in order to trace the mechanism of a chemical reaction | - |
| (verb) distinguish (an element or atom) by using a radioactive isotope or an isotope of unusual mass for tracing through chemical reactions | - |
| (verb) distinguish (as a compound or molecule) by introducing a labeled atom | - |
| (verb) assign a label to; designate with a label | - |
| (verb) pronounce judgment on | Synonyms: judge, pronounce |
| (verb) attach a tag or label to | Synonyms: mark, tag |
| labeled | (adjective) bearing or marked with a label or tag | Synonyms: labelled, tagged |
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| labelled | (adjective) bearing or marked with a label or tag | Synonyms: labeled, tagged |
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| labetalol | (noun) antihypertensive drug (trade names Trandate and Normodyne) that blocks alpha and beta-adrenergic receptors of the sympathetic nervous system (leading to a decrease in blood pressure) | Synonyms: labetalol hydrochloride, Normodyne, Trandate |
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