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undulatory theory

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noun Physics.
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QUIZ YOURSELF ON "WAS" VS. "WERE"!
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Origin of undulatory theory

First recorded in 1795–1805

Words nearby undulatory theory

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use undulatory theory in a sentence

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