Definition of "psychotechnical" []

• Relating to psychology considered in its applications as a guide to practice; or, relating to an art which is based upon psychology as its science.

The Century Dictionary (Public Domain)

• "Or psychotechnical administrator, as I believe they call 'em now."
• "Ultimately all the traps and nets with which the enemies of the crop are caught are schemes for which psychotechnical calculations are decisive."
• "There are the large groups of psychotechnical problems where the effort refers to the application of psychology in securing the best conditions for labor and industry and commerce."