ˈ ̷ ̷məlē, -li adverb
Etymology: Middle English, from formal + -ly
: in a formal manner: as
a. : with respect to or according to form
b. : expressly , explicitly
c. : in prescribed or customary form
d. : with formality : ceremoniously
inspection of the new hotel … which will be formally opened for dinner this evening — D.D.Martin