1. 
   Electro-chronograph
   E·lec`tro-chron'o·graph noun (Astron. Physics) An instrument for obtaining an accurate record of the time at which any observed phenomenon occurs, or of its duration. It has an electro-magnetic register connected with a clock. See Chronograph
   Found op http://www.encyclo.co.uk/webster/E/18
   
   
2. 
   Electro-chronograph
   • (n.) An instrument for obtaining an accurate record of the time at which any observed phenomenon occurs, or of its duration. It has an electro-magnetic register connected with a clock. See Chronograph.
   Found op http://thinkexist.com/dictionary/meaning/electro-chronograph/
   
   
3. 
   electrochronograph
   <astronomy> An instrument for obtaining an accurate record of the time at which any observed phenomenon occurs, or of its duration. It has an electromagnetic register connected with a clock. See Chronograph. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?electrochronograph
   
   

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