| sapper | (noun) a military engineer who does sapping (digging trenches or undermining fortifications) | - |
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| sapphire | (noun) a light shade of blue | Synonyms: azure, cerulean, lazuline, sky-blue |
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| (noun) a transparent piece of sapphire that has been cut and polished and is valued as a precious gem | - |
| (noun) a precious transparent stone of rich blue corundum valued as a gemstone | - |
| sapphirine | (noun) a rare light blue or green mineral; consists of aluminum and magnesium silicate and occurs as small grains in some metamorphic rocks | - |
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| sapphism | (noun) female homosexuality | Synonyms: lesbianism |
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