Definition of alexandrite in English:

alexandrite

noun ˌalɪɡˈzɑːndrʌɪtˌaləɡˈzandrīt

mass noun

A gem variety of chrysoberyl which appears green in daylight and red in artificial light.
Example sentencesExamples
- Before nightfall, the group had seen amethyst, citrine, imperial topaz, aquamarine, tourmaline, and even alexandrite.
- He rains light kisses all over her face and neck, taking her hand and sliding a beautiful diamond and alexandrite ring onto her finger.
- Solid-state lasers such as alexandrite and titanium-doped sapphire are widely tunable between 1.1 and 1.6 m.
- Lasers with wavelengths of 600-1100 nm (such as the ruby, alexandrite, and diode) penetrate deeply and are absorbed by eumelanin in the hair shaft and follicle, which is thought to be the target chromophore.
- Randy G. Lander is a Russian descendant and she carries on the medieval Khazars tradition of jewelry trading with an emphasis on alexandrite. She can tell you alexandrite is the rarest gemstone on earth.

Origin

Mid 19th century: from the name of Tsar Alexander II of Russia (see Alexander³) + -ite¹.

Definition of alexandrite in US English:

alexandrite

nounˌaləɡˈzandrīt

A gem variety of chrysoberyl which appears green in daylight and red in artificial light.
Example sentencesExamples
- Lasers with wavelengths of 600-1100 nm (such as the ruby, alexandrite, and diode) penetrate deeply and are absorbed by eumelanin in the hair shaft and follicle, which is thought to be the target chromophore.
- Before nightfall, the group had seen amethyst, citrine, imperial topaz, aquamarine, tourmaline, and even alexandrite.
- He rains light kisses all over her face and neck, taking her hand and sliding a beautiful diamond and alexandrite ring onto her finger.
- Randy G. Lander is a Russian descendant and she carries on the medieval Khazars tradition of jewelry trading with an emphasis on alexandrite. She can tell you alexandrite is the rarest gemstone on earth.
- Solid-state lasers such as alexandrite and titanium-doped sapphire are widely tunable between 1.1 and 1.6 m.

Origin

Mid 19th century: from the name of Tsar Alexander II of Russia (see Alexander) + -ite.

单词	alexandrite
释义	Definition of alexandrite in English: alexandrite noun ˌalɪɡˈzɑːndrʌɪtˌaləɡˈzandrīt mass noun A gem variety of chrysoberyl which appears green in daylight and red in artificial light. Example sentencesExamples Before nightfall, the group had seen amethyst, citrine, imperial topaz, aquamarine, tourmaline, and even alexandrite. He rains light kisses all over her face and neck, taking her hand and sliding a beautiful diamond and alexandrite ring onto her finger. Solid-state lasers such as alexandrite and titanium-doped sapphire are widely tunable between 1.1 and 1.6 m. Lasers with wavelengths of 600-1100 nm (such as the ruby, alexandrite, and diode) penetrate deeply and are absorbed by eumelanin in the hair shaft and follicle, which is thought to be the target chromophore. Randy G. Lander is a Russian descendant and she carries on the medieval Khazars tradition of jewelry trading with an emphasis on alexandrite. She can tell you alexandrite is the rarest gemstone on earth. Origin Mid 19th century: from the name of Tsar Alexander II of Russia (see Alexander³) + -ite¹. Definition of alexandrite in US English: alexandrite nounˌaləɡˈzandrīt A gem variety of chrysoberyl which appears green in daylight and red in artificial light. Example sentencesExamples Lasers with wavelengths of 600-1100 nm (such as the ruby, alexandrite, and diode) penetrate deeply and are absorbed by eumelanin in the hair shaft and follicle, which is thought to be the target chromophore. Before nightfall, the group had seen amethyst, citrine, imperial topaz, aquamarine, tourmaline, and even alexandrite. He rains light kisses all over her face and neck, taking her hand and sliding a beautiful diamond and alexandrite ring onto her finger. Randy G. Lander is a Russian descendant and she carries on the medieval Khazars tradition of jewelry trading with an emphasis on alexandrite. She can tell you alexandrite is the rarest gemstone on earth. Solid-state lasers such as alexandrite and titanium-doped sapphire are widely tunable between 1.1 and 1.6 m. Origin Mid 19th century: from the name of Tsar Alexander II of Russia (see Alexander) + -ite.
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