<p><strong>noun</strong></p><ul><li>a cut and polished precious stone; gem.</li><li>a fashioned ornament for personal adornment, especially of a precious metal set with gems.</li><li>a precious possession.</li><li>a person or thing that is treasured, esteemed, or indispensable.</li><li>a durable bearing used in fine timepieces and other delicate instruments, made of natural or synthetic precious stone or other very hard material.</li><li>an ornamental boss of glass, sometimes cut with facets, in stained-glass work.</li><li>something resembling a jewel in appearance, ornamental effect, or the like, as a star.</li></ul><p><strong>verb</strong></p><ul><li>(used with object) to set or adorn with jewels.</li></ul>