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 ethics.
He 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 instrument.
5.
With profound skill; with art or intricacy; as, a deeply laid plot or intrigue.
© Webster 1913.