Handelian
Adjective
Meaning
of or relating to or in the manner of George Frederick Handel
Source: WordNetExamples
His range is so Handelian that he can give the people a universal melody or march with as sure a hand as he can give the Philharmonic Society a symphonic adagio, such as has not been given since Beethoven died.
Hughes, pp. 150–51 In Princess Ida, there is a strong Handelian flavour to Arac's song in Act III ("This helmet, I suppose"), and the Act II quartet "The world is but a broken toy" has been called "Gounodesque".