The difference between Deep and Thick

When used as nouns, deep means the deep part of a lake, sea, etc, whereas thick means the thickest, or most active or intense, part of something.

When used as adverbs, deep means deeply, whereas thick means in a thick manner.

When used as adjectives, deep means extending far away from a point of reference, especially downwards. extending far down from the top or surface, whereas thick means relatively great in extent from one surface to the opposite in its smallest solid dimension.


Thick is also verb with the meaning: to thicken.

check bellow for the other definitions of Deep and Thick

  1. Deep as an adjective (of a, physical distance):

    Extending far away from a point of reference, especially downwards. Extending far down from the top or surface; having its bottom far down. Far in extent in another (non-downwards, but generally also non-upwards) direction away from a point of reference. In a (specified) number of rows or layers. Thick. Voluminous. A long way inside; situated far in or back. # Far from the center of the playing area, near to the boundary of the playing area, either in absolute terms or relative to a point of reference. # A long way forward. # Relatively farther downfield.

    Examples:

    "We hiked into a deep valley between tall mountains."

    "There was a deep layer of dust on the floor; the room had not been disturbed for many years."

    "The shelves are 30 centimetres deep. — They are deep shelves."

    "a crowd three deep along the funeral procession"

    "That cyclist's deep chest allows him to draw more air."

    "to take a deep breath / sigh / drink"

    "'deep into the forest'';  ''deep in the forest"

    "He is fielding at deep mid wicket."

    "She hit a ball into deep center field."

    "a deep volley"

  2. Deep as an adjective (intellectual, social):

    Complex, involved. Profound, having great meaning or import, but possibly obscure or not obvious. To a significant, not superficial, extent. Hard to penetrate or comprehend; profound; intricate; obscure. Of penetrating or far-reaching intellect; not superficial; thoroughly skilled; sagacious; cunning.

    Examples:

    "That is a deep thought!"

    "I just meant to help out a little, but now I'm deep into it."

    "They're deep in discussion."

    "a deep subject or plot"

  3. Deep as an adjective (sound, voice):

    Low in pitch.

    Examples:

    "She has a very deep [[contralto]] voice."

  4. Deep as an adjective (of a color):

    Dark and highly saturated.

    Examples:

    "That's a very deep shade of blue."

  5. Deep as an adjective (sleep):

    Sound, heavy (describing a state of sleep from which one is not easily awoken).

    Examples:

    "He was in a deep sleep."

  6. Deep as an adjective:

    Immersed, submerged (in).

    Examples:

    "'deep in debt;  deep in the mud;  waist-deep in the muddy water"

  7. Deep as an adjective:

    Muddy; boggy; sandy; said of roads.

  1. Deep as an adverb:

    Deeply.

  1. Deep as a noun (literary, with "the"):

    The deep part of a lake, sea, etc.

    Examples:

    "creatures of the deep"

  2. Deep as a noun (literary, with "the"):

    A silent time; quiet isolation.

    Examples:

    "the deep of night"

  3. Deep as a noun (rare):

    A deep shade of colour.

  4. Deep as a noun (US, rare):

    The profound part of a problem.

  5. Deep as a noun (with "the"):

    The sea, the ocean.

  6. Deep as a noun (cricket):

    A fielding position near the boundary.

    Examples:

    "Russell is a safe pair of hands in the deep."

  1. Thick as an adjective:

    Relatively great in extent from one surface to the opposite in its smallest solid dimension.

  2. Thick as an adjective:

    Measuring a certain number of units in this dimension.

    Examples:

    "I want some planks that are two inches thick."

  3. Thick as an adjective:

    Heavy in build; thickset.

    Examples:

    "He had such a thick neck that he had to turn his body to look to the side."

  4. Thick as an adjective:

    Densely crowded or packed.

    Examples:

    "We walked through thick undergrowth."

  5. Thick as an adjective:

    Having a viscous consistency.

    Examples:

    "My mum’s gravy was thick but at least it moved about."

  6. Thick as an adjective:

    Abounding in number.

    Examples:

    "The room was thick with reporters."

  7. Thick as an adjective:

    Impenetrable to sight.

    Examples:

    "We drove through thick fog."

  8. Thick as an adjective:

    Difficult to understand, or poorly articulated.

    Examples:

    "We had difficulty understanding him with his thick accent."

  9. Thick as an adjective (informal):

    Stupid.

    Examples:

    "He was as thick as two short planks."

  10. Thick as an adjective (informal):

    Friendly or intimate.

    Examples:

    "They were as thick as thieves."

  11. Thick as an adjective:

    Deep, intense, or profound.

    Examples:

    "'Thick darkness."

  12. Thick as an adjective (UK, dated):

    troublesome; unreasonable

  13. Thick as an adjective (slang, mostly, of women):

    Curvy and voluptuous, and especially having large hips.

  1. Thick as an adverb:

    In a thick manner.

    Examples:

    "Snow lay thick on the ground."

  2. Thick as an adverb:

    Frequently or numerously.

    Examples:

    "The arrows flew thick and fast around us."

  1. Thick as a noun:

    The thickest, or most active or intense, part of something.

    Examples:

    "It was mayhem in the thick of battle."

  2. Thick as a noun:

    A thicket.

  3. Thick as a noun (slang):

    A stupid person; a fool.

  1. Thick as a verb (archaic, transitive):

    To thicken.