sapphire
noun
sap·phire ˈsa-ˌfī(-ə)r 
1
a
: a gem variety of corundum in transparent or translucent crystals of a color other than red
especially : one of a transparent rich blue
b
: a gem of such corundum
2
: a deep purplish-blue color
sapphire adjective
Example Sentences
Recent Examples on the Web The timepiece is topped by a flat sapphire crystal that protects its OLED display. 
Demetrius Simms, Robb Report, 15 Aug. 2022 In addition to Kate and Diana, the Queen Mother had a blue sapphire engagement ring as does Princess Anne. Monique Jessen, Peoplemag, 18 Aug. 2022 This one was made in 1982, and was part of the first series to be made with sapphire crystals. Carol Besler, Robb Report, 11 Nov. 2021 Ever since Kate Middleton showed off her dazzling sapphire engagement ring back in 2010, her fashion choices have been under close scrutiny. Joy Montgomery, Vogue, 8 June 2022 Notably, Diana paired the earrings with a sapphire and pearl chocker during a visit to Ottawa, Canada in 1991, and again at the Met Gala in 1996. Emily Burack, Town & Country, 2 June 2022 Each model’s case also varies from 18-karat white gold and sapphire, as seen in the Uranus model, to a mysterious black DLC Titanium and Sapphire combo that’s used for the Neptune and Saturn figures. Demetrius Simms, Robb Report, 28 Apr. 2022 All of this is visible through the watch’s sapphire case back. Bryan Hood, Robb Report, 29 July 2022 There, Indrajith presented Amrit with a sapphire engagement ring and asked her to be his wife. Alexandra Macon, Vogue, 5 May 2022 See More
Demetrius Simms, Robb Report, 15 Aug. 2022 In addition to Kate and Diana, the Queen Mother had a blue sapphire engagement ring as does Princess Anne. Monique Jessen, Peoplemag, 18 Aug. 2022 This one was made in 1982, and was part of the first series to be made with sapphire crystals. Carol Besler, Robb Report, 11 Nov. 2021 Ever since Kate Middleton showed off her dazzling sapphire engagement ring back in 2010, her fashion choices have been under close scrutiny. Joy Montgomery, Vogue, 8 June 2022 Notably, Diana paired the earrings with a sapphire and pearl chocker during a visit to Ottawa, Canada in 1991, and again at the Met Gala in 1996. Emily Burack, Town & Country, 2 June 2022 Each model’s case also varies from 18-karat white gold and sapphire, as seen in the Uranus model, to a mysterious black DLC Titanium and Sapphire combo that’s used for the Neptune and Saturn figures. Demetrius Simms, Robb Report, 28 Apr. 2022 All of this is visible through the watch’s sapphire case back. Bryan Hood, Robb Report, 29 July 2022 There, Indrajith presented Amrit with a sapphire engagement ring and asked her to be his wife. Alexandra Macon, Vogue, 5 May 2022 See More Word History
Etymology
Middle English safir, from Anglo-French, from Latin sapphirus, from Greek sappheiros, perhaps of Semitic origin; akin to Hebrew sappīr sapphire
First Known Use
13th century, in the meaning defined at sense 1a
Phrases Containing sapphire
Kids Definition
sapphire
noun
sap·phire ˈsa-ˌfīr
: a clear bright blue gemstone