from the GNU version of the Collaborative International Dictionary of English
- n. A name given to several different silver coins of Denmark, Holland, Sweden,, NOrway, etc., varying in value from about 30 cents to $1.10; also, a British coin worth about 36 cents, used in Ceylon and at the Cape of Good Hope. See rigsdaler, riksdaler, and rixdaler.
from The Century Dictionary and Cyclopedia
- n. A name given to large silver coins current, chiefly during the eighteenth and the beginning of the nineteenth century, in several European countries (Germany, Sweden, Denmark, etc.). The value varied between $1.15 and 60 cents United States money, but was usually a little over $1.
- n. An English colonial coin and money of account, derived from the Dutch, in Ceylon, Cape Colony, and Malacca.
From obsolete Dutch rijcksdaler, cognate to German Reichsthaler and to the English words riche and dollar. (Wiktionary)