n. १ (as, a labelled atom in a molecule) विलक्षित (अणु वगैरे) २ खूणचिठ्ठी (स्त्री.), लेबल (न.) v.t. १ (to distinguish an element or atom by using a radioactive isotope or an isotope of unusual mass for tracing through chemical reactions or biological processes; to distinguish as a compound or molecule esp. by introducing a labelled atom) विलक्षित करणे (विलक्ष = to distinguish, to characterise) २ खूणचिठ्ठी लावणे, लेबल लावणे