orifice
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orifice
[′ȯr·ə·fəs] (electromagnetism)
Opening or window in a side or end wall of a waveguide or cavity resonator through which energy is transmitted.
(science and technology)
An aperture or hole.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
orifice

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