1. 
   TREET
   E.C. Haines, 1964. An experimental variant of LISP1.5, implemented on the STRETCH computer. Basic structure was a trinary tree. ['The TREET Time-Sharing System', H.A. Bayard et al, Proc 2nd Symp Symb and Alg Manip, ACM (Mar 1971)]. [Sammet 1969, pp.457-461].
   Found op http://foldoc.org/TREET
   
   
2. 
   treet
   1) Questionable cradle location 2) Spam shelfmate
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/treet/1
   
   

Tip: double click on a word to show its meaning.