dynamo
[ dahy-nuh-moh ]
/ ˈdaɪ nəˌmoʊ /
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noun, plural dy·na·mos.
an electric generator, especially for direct current.
an energetic, hardworking, forceful person.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
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In the UK, COTTON CANDY is more commonly known as…
Origin of dynamo
First recorded in 1882; short for dynamoelectric
Other definitions for dynamo (2 of 2)
Also dynam-.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use dynamo in a sentence
British Dictionary definitions for dynamo (1 of 2)
dynamo
/ (ˈdaɪnəˌməʊ) /
noun plural -mos
a device for converting mechanical energy into electrical energy, esp one that produces direct currentCompare generator (def. 1)
informal an energetic hard-working person
Word Origin for dynamo
C19: short for dynamoelectric machine
British Dictionary definitions for dynamo (2 of 2)
dynamo-
sometimes before a vowel dynam-
combining form
indicating powerdynamoelectric; dynamite
Word Origin for dynamo-
from Greek, from dunamis power
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for dynamo
dynamo
[ dī′nə-mō′ ]
An electric generator, especially one that produces direct current. See more at generator.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.