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heterodyne

Syllabification: (het·er·o·dyne)
Pronunciation: /ˈhetərəˌdīn/
Electronics
Definition of heterodyne

adjective

  • of or relating to the production of a lower frequency from the combination of two almost equal high frequencies, as used in radio transmission.

verb

[with object]
  • combine (a high-frequency signal) with another to produce a lower frequency in this way.

Origin:

early 20th century: from hetero- 'other' + -dyne, suffix formed irregularly from Greek dunamis 'power'

heterodyne in other Oxford dictionaries

Definition of heterodyne in the British & World English dictionary
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