1. 
   Optimise
   In Vutrax, re-organising the connections of a signal to meet some criteria - often finding the shortest overall track length
   Found op http://www.vutrax.co.uk/glossary.htm
   
   
2. 
   optimise
   To perform optimisation.
   Found op http://foldoc.org/optimise
   
   
3. 
   optimise
   1) Hone 2) Optimize 3) Perfect
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/optimise/1
   
   

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