The Collaborative International Dictionary of English v.0.48:
Scarlatina \Scar`la*ti"na\, n. [NL.: cf. F. scarlatine. See Scarlet.] (Med.) Scarlet fever. -- Scar`la*ti"nal, a. -- Scar*lat"i*nous (# or #), a. [1913 Webster]WordNet (r) 3.0 (2006):
scarlatina n 1: an acute communicable disease (usually in children) characterized by fever and a red rash [syn: scarlet fever, scarlatina]