a thin, resonant plate of wood forming part of a musical instrument, and so placed as to enhance the power and quality of the tone.
a structure over or behind and above a speaker, orchestra, etc., to reflect the sound toward the audience.
a board used in floors, partitions, etc., for deadening sound.
a person or persons whose reactions serve as a measure of the effectiveness of the methods, ideas, etc., put forth.
a person or group that propagates ideas, opinions, etc.:
He was more of a sounding board than a novelist.
Also called soundboard. a thin wooden board in a piano or comprising the upper surface of a resonating chamber in a violin, cello, etc, serving to amplify the vibrations produced by the strings passing across it See also belly (sense 6)
Also called soundboard. a thin screen suspended over a pulpit, stage, etc, to reflect sound towards an audience
a person, group, experiment, etc, used to test a new idea, policy, etc, for acceptance or applicability
[leed] /lid/ noun 1. See under sounding line. sounding line noun 1. a line weighted with a lead or plummet (sounding lead) and bearing marks to show the length paid out, used for sounding, as at sea. sounding lead /lɛd/ noun 1. a lead weight, usually conical and having a depression in the base for […]
noun 1. a line weighted with a lead or plummet (sounding lead) and bearing marks to show the length paid out, used for sounding, as at sea. sounding line noun 1. a line marked off to indicate its length and having a sounding lead at one end. It is dropped over the side of a […]
noun, Navigation. 1. any of various machines for taking and recording soundings.
noun 1. a rocket equipped with instruments for making meteorological observations in the upper atmosphere.