dyna-

Word Origin

a combining form meaning “power,” used in the formation of compound words:

dynamotor.

Also, dynam-, dynamo-.

Origin

combining form of Greek dýnamis power, dýnasthai to be able

Related Words

dynameter
dynamo-
dynamotor
dynatron

dyna-a word element referring to power, as in dynameter.

Also, dynam-. [Greek, combining form of dynamis power, dynasthai be able]

dyna-In the derivatives of Gr. δύνα-σθαι to be able, δύναµις power, y (= Gr. υ) is etymologically short, and is so treated in pronouncing dictionaries down to the middle of the 19th c. But popular usage (esp. since dynamite came into vogue) tends to give the y the diphthongal pronunciation |aɪ| in all these words, though |dɪn-| is still preferred by some in dynamic and its family, and app. by most scholars in dynasty and its family.

词汇	dyna-
词根词缀	Dictionary.com Macquarie OED dyna- Word Origin 1 a combining form meaning “power,” used in the formation of compound words: dynamotor. Also, dynam-, dynamo-. Origin combining form of Greek dýnamis power, dýnasthai to be able Related Words dynameter dynamo- dynamotor dynatron dyna-a word element referring to power, as in dynameter. Also, dynam-. [Greek, combining form of dynamis power, dynasthai be able] dyna-In the derivatives of Gr. δύνα-σθαι to be able, δύναµις power, y (= Gr. υ) is etymologically short, and is so treated in pronouncing dictionaries down to the middle of the 19th c. But popular usage (esp. since dynamite came into vogue) tends to give the y the diphthongal pronunciation \|aɪ\| in all these words, though \|dɪn-\| is still preferred by some in dynamic and its family, and app. by most scholars in dynasty and its family.
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