dynamo

¹

[ dahy-nuh-moh ]

noun

, plural dy·na·mos.

1. an electric generator, especially for direct current.
2. an energetic, hardworking, forceful person.

dynamo-

²

1. variant of dyna-:

   dynamometer.

dynamo

¹

/ ˈdaɪnəˌməʊ /

noun

1. See generator
   a device for converting mechanical energy into electrical energy, esp one that produces direct current Compare generator
2. informal.
   an energetic hard-working person

dynamo-

²

combining_form

1. indicating power

   dynamoelectric

   dynamite

dynamo

/ dī′nə-mō′ /

1. An electric generator, especially one that produces direct current.
2. See more at generator

Word History and Origins

Origin of dynamo¹

First recorded in 1882; short for dynamoelectric

Word History and Origins

Origin of dynamo¹

C19: short for dynamoelectric machine

Origin of dynamo²

from Greek, from dunamis power

Example Sentences

Dynamo is a platform that gives Turkers a collective voice and, consequently, the chance to drive change.

From The Daily Beast

And the chrome-domed 47-year-old has been a sports commentating dynamo from Jump Street.

From The Daily Beast

Wendi Murdoch, a glamorous dynamo whom I have always found extremely engaging, was the harbinger of this billionaire dating trend.

From The Daily Beast

West is a dynamo, a fearsome warrior who quotes classic Greek with a warm, Southern charm.

From The Daily Beast

What hidden dynamo torqued his professional engine with such relentless efficiency?

From The Daily Beast

It was the face of a man who ran his mental dynamo at top speed in defiance of nature's laws against speeding.

From Project Gutenberg

Everybody but the dynamo-watch lay steeped in sleep; there was no sound.

From Project Gutenberg

He caught her frail body in his great grasp, and she vibrated like a bit of wire caught up by a dynamo.

From Project Gutenberg

I passed the Jefe myself on the City Hall steps, and heard him b-r-r-ring like a dynamo.

From Project Gutenberg

The motor and dynamo are mounted on a heavy wood base, which in turn is firmly bolted to a concrete foundation.

From Project Gutenberg