A chamber in a musical instrument for increasing its sonority.

The peculiar high-pitched quality of sound produced by percussion over the intestines, etc. when they contain air.

plural of Oudin resonator

Synonym of Oudin coil

(chemistry) A compound for which no simple structure can be written, but which actually has a structure midway between two simple ones - normally one polar and one nonpolar.

A container with an open hole or neck containing a column of compressible fluid (gas) and frequently used to attenuate a certain frequency, as to eliminate noise.

(chemistry) the mesomeric effect

A chamber whose dimensions allow sound to echo and build up. / A similar chamber that allows resonance of electromagnetic waves.

A form of waveguide, closed at each end, used to create an intense electromagnetic wave

plural of Helmholtz resonator