dynamo-

dynamo-

or sometimes before a vowel

dynam-

combining form

indicating power: dynamoelectric; dynamite.

[from Greek, from dunamis power]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

dy•na•mo

(ˈdaɪ nəˌmoʊ)

n., pl. -mos.

1. an electric generator, esp. for direct current.

2. an energetic, hardworking, forceful person.

[1882; short for dynamoelectric]

dynamo-

var. of dyna-: dynamometer.

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