defueling (n)  DEFUEL (v)  DEFUEL IN AN AREA OPEN TO THE AIR.  Do the defueling in a well ventilated area.
 degrease (v)  GREASE (TN)  REMOVE THE GREASE FROM THE FAYING SURFACE WITH XXXX.  Degrease the faying surface with XXXX.
 deice (v)  ICE (TN)  REMOVE THE ICE FROM THE AIRCRAFT.  Deice the aircraft.
 delay (n)  IMMEDIATELY (adv), INTERVAL  THE JAWS OF THE UPLOCK UNIT MUST OPEN IMMEDIATELY.  The jaws of the uplock unit must open with no delay.
       AN INTERVAL OF 5 MINUTES IS NECESSARY BEFORE YOU CONTINUE THE TEST.  A delay of 5 minutes is necessary before continuing with the test.
 delay (v)  AFTER (pre)  YOU CAN USE THE STARTER AFTER 20 MINUTES.  Use of the starter must be delayed for 20 minutes.
 delete (v)  ERASE  ERASE THE FLIGHT DATA FROM THE TAPE.  Delete the flight data from the tape.
 delicate (adj)  EASILY DAMAGED  BE CAREFUL WITH EASILY DAMAGED PARTS.  Be careful with delicate parts.
deliver (v)  SUPPLY  SET THE RIG TO SUPPLY A PRESSURE OF XXXX.  Set rig so that it delivers a pressure of XXXX.
 delivery (n)  SUPPLY (v)  A CENTRIFUGAL PUMP SUPPLIES HYDRAULIC FLUID TO THE UNIT.  Hydraulic fluid delivery to the unit is ensured by a centrifugal pump.
 demand (v)  TELL, NECESSARY (adj)  THESE CHECKS ARE MORE THAN THE CAA TELLS YOU TO DO.  These checks are additional to those checks demanded by CAA.
       IN THIS CONFIGURATION, A HIGHER PRESSURE IS NECESSARY.  This configuration demands an increase of pressure.

 
 
 denote (v)  SHOW  THIS SHOWS THAT YOU CAN INSTALL AN ALTERNATIVE RELAY.  This denotes that an alternative relay may be installed.
 dent (v)  DENT (TN)  DO NOT MAKE DENTS IN THE BELLOWS.  Do not dent bellows.
 depend (v)  IF (con)   THE TENSION OF THE CABLES DECREASES IF THE TEMPERATURE INCREASES.  Cable tension changes depending on the temperature.
 deplete (v)  DECREASE  DO NOT OPERATE THE BRAKES TO DECREASE THE PRESSURE IN THE ACCUMULATORS.  Do not deplete accumulators by operating the brakes.
 deposit (n)  PARTICLE, CONTAMINATION  IF YOU FIND METAL PARTICLES IN THE OIL FILTER, EXAMINE THE XXXX FOR WEAR.  If there are metal deposits in the oil filter, check XXXX for wear.