Wave theory meaning in hindi
As noun : तरंग सिद्धांत Ex:  Christiaan Huygens worked out his own wave theory of light in 1678
Other :
तरं Ex:  In the 1660s, Robert Hooke published a wave theory of light.
ExamplesUsage of Wave theory in sentences
The word can be used as noun in hindi and have more than one meaning.
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