- jeweler's loupe
- nounsmall magnifying glass (usually set in an eyepiece) used by jewelers and horologists• Syn: ↑loupe• Hypernyms: ↑hand glass, ↑simple microscope, ↑magnifying glass
Useful english dictionary. 2012.
Useful english dictionary. 2012.
International School of Gemology — The International School of Gemology (ISG), founded in 2004 by Robert James FGA, GG, started as an Allied Gem Tutorial centre for the Gemmological Association of Great Britain. The relatively new organization holds membership in the AGTA,… … Wikipedia
magnifying glass — noun light microscope consisting of a single convex lens that is used to produce an enlarged image (Freq. 1) the magnifying glass was invented by Roger Bacon in 1250 • Syn: ↑hand glass, ↑simple microscope • Hypernyms: ↑light microscope … Useful english dictionary
hand glass — noun 1. a mirror intended to be held in the hand • Syn: ↑hand mirror • Hypernyms: ↑mirror 2. light microscope consisting of a single convex lens that is used to produce an enlarged image the magnifying glass was invented by Roger Bacon in 1250 •… … Useful english dictionary
simple microscope — noun light microscope consisting of a single convex lens that is used to produce an enlarged image the magnifying glass was invented by Roger Bacon in 1250 • Syn: ↑hand glass, ↑magnifying glass • Hypernyms: ↑light microscope • Hyponyms: ↑ … Useful english dictionary
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Diamond — This article is about the mineral. For the gemstone, see Diamond (gemstone). For other uses, including the shape ◊, see Diamond (disambiguation) … Wikipedia
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gem — I (New American Roget s College Thesaurus) n. jewel, stone; prize; work of art. See ornament, goodness. II (Roget s IV) n. 1. [A Jewel] Syn. precious stone, gemstone, bauble, ornament; see Jewel 1 . Types of gems include: diamond, emerald, ruby,… … English dictionary for students