part of speech: adjective

inflections: deeper, deepest

definition 1: having great space below or behind a certain point; reaching far down or back; not shallow.

  • The lake is very deep in the middle.
  • His cut was deep and needed stitches.

antonyms: shallow

definition 2: hard to understand; profound.

  • I liked the book, but much of it was too deep for me.

synonyms: profound

antonyms: light

definition 3: intensely felt.

  • I felt deep sorrow when my friend moved away.

synonyms: intense

definition 4: low in pitch.

  • He has a deep voice.


part of speech: noun

definition 1: a very deep place in the ocean or other body of water.

  • Strange fish live in the deep.

antonyms: shallow

definition 2: the most intense period.

  • I woke up in the deep of night.
  • It was the deep of winter, and the forest was covered in snow.

synonyms: dead


part of speech: adverb

inflections: deeper, deepest

definition: to or at a great depth.

  • The submarine sank deep into the ocean.

synonyms: profoundly

derivations: deeply (adv.), deepness (n.)