Nicholas

[ nik-uh-luh s, nik-luh s ]
/ ˈnɪk ə ləs, ˈnɪk ləs /

noun

of Cu·sa [kyoo-zuh] /ˈkyu zə/,1401–1464, German cardinal, mathematician, and philosopher. German Nikolaus von Cusa.
Grand Duke,1856–1929, Russian general in World War I.
Saint,flourished 4th century a.d., bishop in Asia Minor: patron saint of Russia; protector of children and prototype of the legendary Santa Claus.
a male given name: from Greek words meaning “victory” and “people.”

British Dictionary definitions for grand duke nicholas

Nicholas
/ (ˈnɪkələs) /

noun

Saint. 4th-century ad bishop of Myra, in Asia Minor; patron saint of Russia and of children, sailors, merchants, and pawnbrokers. Feast day: Dec 6 See also Santa Claus