Definify.com
Webster 1913 Edition
Deeply
Deep′ly
,adv.
 1. 
At or to a great depth; far below the surface; 
as, to sink 
. deeply
2. 
Profoundly; thoroughly; not superficially; in a high degree; intensely; 
as, 
. deeply 
skilled in ethicsHe had 
deeply 
offended both his nobles and people. Bacon.
He sighed 
deeply 
in his spirit. Mark viii. 12.
3. 
Very; with a tendency to darkness of color. 
The 
deeply 
red juice of buckthorn berries. Boyle.
4. 
Gravely; with low or deep tone; 
as, a 
. deeply 
toned instrument5. 
With profound skill; with art or intricacy; 
as, a 
. deeply 
laid plot or intrigueWebster 1828 Edition
Deeply
DEEPLY
,adv.
  1.
  At or to a great depth; far below the surface; as a passion deeply rooted in our nature; precepts deeply engraven on the heart.2.
  Profoundly; thoroughly; as deeply skilled in ethics or anatomy.3.
  To or from the inmost recesses of the heart; eith great sorrow; most feelingly.He sighed deeply in his spirit.  Mark viii.
He was deeply affected at the sight.
4.
  To a great degree; as, he has deeply offended.They have deeply corrupted themselves.  Hos. ix.
5.
  With a dark hye, or strong color; as a deeply red liquor; deeply colored.6.
  Gravely; as a deeply toned instrument.7.
  With profound skill; with art or intricacy; as a deeply laid plot or intrigue.This word cannot easily be defined in all its various applications.  In general it gives emphasis or intensity to the word which it qualifies.