What's the "een" in Halloween?
1882, short for dynamo-machine, from German dynamoelektrischemaschine "dynamo-electric machine," coined 1867 by its inventor, German electrical engineer Werner Siemans (1816-1892), from Greek dynamis "power."
Force; energy: dynamogenesis.
An electric generator, especially one that produces direct current. See more at generator.
An energetic, hardworking, forceful person (1890s+)
DYNamic MOdels. A language for continuous simulation including economic, industrial and social systems, developed by Phyllis Fox and A.L. Pugh in 1959.
Versions include DYNAMO II, DYNAMO II/370, DYNAMO II/F, DYNAMO III and Gaming DYNAMO.
["DYNAMO User's Manual", A.L. Pugh, MIT Press 1976].