deep

The definition of deep is going far down or far away, something strongly felt, or something that is hard to understand.

(adjective)

  1. An example of deep is a hole that goes miles underground.
  2. An example of deep is a love between old friends.
  3. An example of deep is a thought that is very difficult to express.

Deep means a part of water, earth or space that is known to be one of most extreme known to science.

(noun)

An example of deep is a part of the ocean that goes down more than 18,000 feet below the surface.

Deep is defined as at a great depth or a long period of time or space.

(adverb)

  1. An example of deep is digging far into the sea.
  2. An example of deep is working late into the night or running far back into the opponent's zone to catch a football throw.

YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.

See deep in Webster's New World College Dictionary

adjective

  1. extending far downward from the top or top edges, inward from the surface, or backward from the front: a deep cut, a deep lake, a deep drawer
  2. extending down, inward, etc. a specified length or distance: water eight feet deep
    1. located far down or back: deep in the outfield
    2. coming from or going far down or back: a deep breath
  3. far off in time or space: the deep past
  4. hard to understand; abstruse: a deep book
  5. extremely grave or serious: in deep trouble
  6. strongly felt: deep love
  7. intellectually profound: a deep discussion
    1. tricky and sly; devious: deep dealings
    2. carefully guarded: a deep secret
  8. dark and rich: a deep red
  9. sunk in or absorbed by: with in: deep in thought
    1. great in degree; intense: deep joy
    2. heavy and unbroken: a deep sleep
  10. much involved: deep in debt
  11. of low pitch or range: a deep voice
  12. large; big: deep cuts in the budget
  13. Sports having many good players in reserve: a team deep in pitching

Origin: ME dep < OE deop, akin to Ger tief, Goth diups < IE base *dheub-, deep, hollow > dip, dump

noun

  1. a deep place or any of the deepest parts, as in water or earth
  2. the extent of encompassing space or time, of the unknown, etc.
  3. the middle part; part that is darkest, most silent, etc.: in the deep of night
  4. Naut. any of the unmarked fathom points between those marked on a lead line

Origin: ME dep < OE deop

adverb

in a deep way or to a deep extent; far down, far in, far back, etc.: to dig deep

Origin: ME depe < OE deope

Related Forms:

See deep in American Heritage Dictionary 4

adjective deep·er, deep·est
  1. a. Extending far downward below a surface: a deep hole in the river ice.
    b. Extending far inward from an outer surface: a deep cut.
    c. Extending far backward from front to rear: a deep walk-in refrigerator.
    d. Extending far from side to side from a center: a deep yard surrounding the house.
    e. Far distant down or in: deep in the woods.
    f. Coming from or penetrating to a depth: a deep sigh.
    g. Sports Located or taking place near the outer boundaries of the area of play: deep left field.
  2. Extending a specific distance in a given direction: snow four feet deep.
  3. Far distant in time or space: deep in the past.
  4. a. Difficult to penetrate or understand; recondite: a deep metaphysical theory.
    b. Of a mysterious or obscure nature: a deep secret; ancient and deep tribal rites.
    c. Very learned or intellectual; wise: a deep philosopher.
    d. Exhibiting great cunning or craft: deep political machinations.
  5. a. Of a grave or extreme nature: deep trouble; deepest deceit.
    b. Very absorbed or involved: deep in thought; deep in financial difficulties.
    c. Profound in quality or feeling: a deep trance; deep devotion.
  6. Rich and intense in shade. Used of a color: a deep red.
  7. Low in pitch; resonant: a deep voice.
  8. Covered or surrounded to a designated degree. Often used in combination: waist-deep in the water; ankle-deep in snow.
  9. Large in quantity or size; big: deep cuts in the budget.
  10. Sports Having a sufficient number of capable reserve players: That team is not very deep.
adverb
  1. To a great depth; deeply: dig deep; feelings that run deep.
  2. Well along in time; late: worked deep into the night.
  3. Sports Close to the outer boundaries of the area of play: played deep for the first three innings; ran deep into their opponents' territory.
noun
  1. a. A deep place in land or in a body of water: drowned in the deep of the river.
    b. A vast, immeasurable extent: the deep of outer space.
  2. The extent of encompassing time or space; firmament.
  3. The most intense or extreme part: the deep of night.
  4. The ocean.
  5. Nautical A distance estimated in fathoms between successive marks on a sounding line.

Origin:

Origin: Middle English dep

Origin: , from Old English dēop; see dheub- in Indo-European roots

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Related Forms:

  • deepˈly adverb
  • deepˈness noun

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