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Glossary of Aerodynamics Terms
beginning with letter D
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deck Tweet Definition of deck Like Definition of deck on Facebook
  1. The floorlike covering of the horizontal sections, or compartments, of a ship. Small vessels have only one deck; larger ships have two or three decks.
  2. A balcony.
  3. A porch.
  4. The upper part or top of a mansard roof or curb roof when made nearly flat.
  5. The roof of a passenger car.
  6. A pack or set of playing cards.
  7. A heap or store.
  8. (slang) Cool, fresh.
  9. Presentation Slides (ie. MS Powerpoint or Apple Keynote)
  1. To cover; to overspread.
  2. To dress, as the person; to clothe; especially, to clothe with more than ordinary elegance; to array; to adorn; to embellish.
  3. To furnish with a deck, as a vessel.
  4. (slang) to knock someone to the floor with a single punch
deplane Tweet Definition of deplane Like Definition of deplane on Facebook
verb (deplan, ing)
  1. To disembark from an airplane.
dihedral Tweet Definition of dihedral Like Definition of dihedral on Facebook
  1. (mathematics) An angle between two plane surfaces
  2. (aeronautics) The upward slope of an aircraft's wing
  3. (chemistry) The angle between pairs of chemical bonds separated by a third bond
  1. (mathematics) Consisting of, relating to or contained between two plane surfaces.
ditch Tweet Definition of ditch Like Definition of ditch on Facebook
  1. A trench; a long, shallow indentation, as for irrigation or drainage.
Digging ditches has long been considered one of the most arduous forms of manual labor.
verb (ditches, ditching, ditched)
  1. To discard or abandon.
Once the sun came out we ditched our rain-gear and started a campfire.
  1. To deliberately crash-land an airplane on the sea.
When the second engine failed, the pilot was forced to ; their last location was just south of the Azores.
  1. To deliberately not attend classes; to play hookey.
The truant officer caught Louise ditching with her friends, and her parents were forced to pay a fine.
dive Tweet Definition of dive Like Definition of dive on Facebook
  1. (countable) A jump or plunge into water.
  2. (countable) A swim under water.
  3. (countable) A decline.
  4. (countable) (slang) A seedy bar, nightclub, etc.
  5. (aviation) fast, Fast descend with the nose of a craft pointed down.
verb (dives, diving, dived or dove, dived or dove)
  1. To swim under water.
  2. To jump into water head-first.
  3. To descend sharply or steeply.
  4. (especially with in) To undertake with enthusiasm.
She dove right in and started making improvements.
  1. (sport) To deliberately fall down after a challenge, imitating being fouled, in the hope of getting one's opponent penalised
  2. To cause to descend, dunk
dock Tweet Definition of dock Like Definition of dock on Facebook
  1. A body of water between two piers or wharves.
  2. (of a ship) Being in the harbour area.
  3. The action of joining two items together.
  4. The action of reducing wages.
  5. A burdock plant, or the leaves of that plant.
  6. (slang, also doc) A documentary or docudrama.
  7. Part of a courtroom where accused sits.
  8. a section of a hotel or restaurant, as in coffee dock
  9. A male given name.
  10. (Scots slang, also doc) the buttocks or anus.
  1. To land at a harbour.
  2. To join two moving items.
  3. To reduce wages; to deduct.
  4. To cut off a section of an animal's tail.
drop Tweet Definition of drop Like Definition of drop on Facebook
  1. A fall.
That was a long , but fortunately I didn't break any bones.
  1. The space beyond a boundary into which someone or something could fall.
On one side of the road was a 50-meter .
  1. (crime) A place where items may be left anonymously for others to collect.
I left the plans at the , like you asked.
  1. A small mass of liquid, just large enough to fall away of its own weight.
Put three drops of oil into the mixture.
  1. A small, round sweet/piece of candy.
Lemon drops are delicious.
  1. (American football) A dropped pass
Yet another for the Tiger tight end.
  1. (American football) Short for drop-back or drop back
The Tiger quarterback took a one-step , expecting his tight end to be open.
verb (drop, p, ing)
  1. (intransitive) To fall.
A single shot was fired and the bird dropped from the sky.
  1. (intransitive) To fall in value.
The stock dropped 1.5% on the news.
  1. (intransitive) To lower oneself quickly to the ground.
Drop and give me thirty push-ups, Private!
If your clothes are on fire, stop, and roll.
  1. (context, transitive) (ergative) To allow to fall.
Don't that plate!
  1. (transitive) To get rid of.
I dropped 10 pounds and an obnoxious fiance.
  1. (transitive) To eject, to remove.
I've been dropped from the football team.
  1. (transitive) To fail to respond to an argument.
The affirmative team dropped our arguments about the cost of the plan.
  1. (context, transitive, slang) To ingest a hallucinogen, particularly LSD.
They had never dropped acid.
  1. (context, transitive, slang) To impart.
I knowledge wherever I go.
  1. (transitive) To fail to pronounce.
Cockneys their h's.
  1. (transitive) To kill.
Make any sudden movements and I will you!
    • 1865, E. Littell, The Living Age, page 613
    • : ...with a single shot he dropped him like a master of the art.
    • 1985, The Beastie Boys, Paul Revere
    • : The piano player's out, the music stopped / His boy had beef, and he got dropped...
    • 1992, Dan Parkinson, Dust on the Wind, page 164
    • : With a quick clench of the fist on Joey's throat, Bodie dropped him. The man crumpled to the ground...

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