Definify.com
Webster 1913 Edition
Nightly
Night′ly
,Adj.
Of or pertaining to the night, or to every night; happening or done by night, or every night;
as,
nightly
shades; he kept nightly
vigils.Night′ly
,adv.
At night; every night.
Webster 1828 Edition
Nightly
NIGHTLY
,Adj.
1.
Done by night; happening in the night, or appearing in the night; as nightly sports; nightly dews.2.
Done every night. The watch goes his nightly round.NIGHTLY
,adv.
1.
By night.Thee, Sion, and the flowery brooks beneath, nightly I visit.
2.
Every night.