RHINOCEROS n.
Any pachyderm belonging to the genera Rhinoceros, Atelodus, and several allied genera of the family Rhinocerotidæ, of which several living, and many extinct, species are known. They are large and powerful, and usually have either one or two stout conical median horns on the snout.
RINGNECK n. 2 definitions
Any one of several species of small plovers of the genus Ægialitis, having a ring around the neck. The ring is black in summer, but becomes brown or gray in winter. The semipalmated plover (Æ. semipalmata) and the piping plover (Æ. meloda) are common North American species. Called also ring plover, and ring-necked plov…
RIX-DOLLAR 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.