What is the meaning of Tael?

Any of several units of measure used in China and elsewhere in eastern Asia, approximately 40 grams.

Any of several monetary units equal to the equivalent weight in silver.

leung, a traditional unit of weight, in modern usage legally defined as 1/16 of a catty or kan () or 0.0377993638 kilograms

tael (any of several eastern Asian units of measure)

tael (any of several eastern Asian monetary units)

tael

Source: wiktionary.org