dire - dogh
- direct (-writing) recorder
- direct action
- direct circulation
- direct coupling
- direct current amplifier
- direct current resistivity
- direct drive
- direct flushing
- direct illumination
- direct indicator
- direct level(ling)
- direct measurement
- direct mode
- direct radiation
- direct ray path
- direct ray-path model
- direct readout
- direct recording
- direct recording head
- direct recording unit
- direct sizing plot
- direct solar radiation
- direct travel time curve
- direct wave
- direct(ly) abrasive action
- direct(wave) pulse
- direct-acting drive
- direct-acting hoist
- direct-acting pump
- direct-current drive
- direct-current geoelectrics
- direct-current interpretation
- direct-current measurement
- direct-current technique
- direct-heat dryer
- direct-indirect-heat dryer
- direct-readout magnetometer
- direct-recording seismograph
- direct-wave t-d curve
- direct; dc current
