Dictionary.com
Thesaurus.com
Synonyms

deeply

American  
[deep-lee] / ˈdip li /

adverb

  1. at or to a considerable extent downward; well within or beneath a surface.

  2. to a thorough extent or profound degree.

    deeply pained; deeply committed.

    Synonyms:
    acutely, intensely, thoroughly, greatly
  3. with depth of color, tone, sound, etc.

  4. with great cunning, skill, and subtlety.


Etymology

Origin of deeply

First recorded before 900; Middle English deply, Old English dēoplīce, derivative of dēoplīc (adjective), from dēop deep + -līc(e) -ly

Vocabulary lists containing deeply

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Deeply saddened by his passing, as many millennials were, I walked to the bathroom for a quickie corporate cry.

From Slate • Feb. 19, 2026

Deeply buried galactic nuclei may therefore function as large-scale chemical factories, influencing how galaxies evolve chemically over time.

From Science Daily • Feb. 12, 2026

Deeply discount the moaning of Hollywood reactionaries and certain podcasters trying to edge themselves into the spotlight.

From The Wall Street Journal • Dec. 9, 2025

Deeply moving, and often harrowing, the score was immediately declared a masterpiece.

From BBC • Sep. 20, 2024

“It is because I hate you, Piper. Deeply and truly. Without you, Jason would have stayed with me in Quebec.”

From "The House of Hades" by Rick Riordan