adverb
deeply
DEEP-lee
adverb
1
To a great or intense degree; very much.
"She was deeply moved by the letter."
"He deeply regretted his decision."
2
Far down or far into something; at a great depth.
"The roots run deeply into the soil."
"He breathed deeply before stepping on stage."
How to Use Deeply
Learner’s notesIn plain EnglishVery much, or far down/far in — depending on whether it modifies a feeling or a physical distance.
Common pairings
deeply concerned
deeply rooted
sleep deeply
Word Forms
more deeply comparative, deeplier comparative, most deeply superlative, deepliest superlative
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Etymology
From Old English dēoplīċe, formed from dēop ("deep") plus the adverb-forming suffix -līċe, ancestor of modern -ly.