What does "tael" mean?

Tael: A denomination of money, in China, worth nearly six shillings sterling, or about a dollar and forty cents; also, a weight of one ounce and a third. [Written also tale.] TAEN; TA'EN Taen, or Ta'en, p. p. of Ta, to take, or a contraction of Taken. [Poetic & Scot.] Burns.