英和和英

語源

From Middle French carat, from Italian carato, from Arabic قِيرَاط (qīrāṭ, “carat, similarly small units such as inches”), from Ancient Greek κεράτιον (kerátion, “hornlet, carob seed”), from κέρας (kéras, “horn”) + -ιον (-ion, diminutive suffix). Doublet of quilate and keratin.

発音

• (英国発音) IPA: /ˈkæ.ɹət/
• (米国発音, Mary–marry–merry merger) IPA: /ˈkɛɹ.ət/
• 異形同音異義語: karat, carrot; caret (weak vowel merger)
• 韻: -æɹət

名詞

carat (plural carats)

1. A metric unit of mass equal to exactly 200 mg, chiefly used for measuring precious stones and pearls.

   Meronym: grain

2. (historical) Any of several small units of mass used for measuring precious stones and pearls, equivalent to 189–212 mg.
3. A 24-point scale used to measure the purity of gold.

   Alternative form: (North America) karat

   18-carat gold is 75% gold by mass. 24-carat gold is pure.

下位語

• metric carat (SI unit equal to 0.2 g exactly), quilate (historical Iberian and Latin American contexts)

派生語

アナグラム

• ATRAC, Carta