TR-l
  1. a drill to train the student to deliver a command newly and in a new unit of time to a preclear without flinching or trying to overwhelm or using a via. A phrase is picked out of the book Alice in Wonderland and read to the coach. It is repeated until the coach is satisfied it arrived where he is. TR-l is called "Dear Alice." (HCOB 16 Aug 71 II)


Technical Dictionary