"sapphire" in the noun sense
1. sapphire
a precious transparent stone of rich blue corundum valued as a gemstone
2. sapphire
a transparent piece of sapphire that has been cut and polished and is valued as a precious gem
3. azure, cerulean, sapphire, lazuline, sky-blue
a light shade of blue
"sapphire" in the adjective sense
1. sapphire
of something having the color of a blue sapphire
"sapphire eyes"
Source: WordNet® (An amazing lexical database of English)
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