present participle of sound

Test made with a probe or sonde. / A measured depth of water. / The act of inserting of a thin metal rod into the urethra of the penis for medical or sexual purposes

The strait that separates Zealand (an island of Denmark) from Scania (part of Sweden); also sometimes called by the Danish name, Øresund. / Synonym of Plymouth Sound, Devon, England.

(physics) The speed at which sound is propagated through some medium under specified conditions.

One who practices sound engineering.

(journalism, television) An extract from a speech or interview used as edited into a news or other broadcast; an interview clip, especially seen as particularly expressive or pithy.

Merseybeat.

Merseybeat.

(uncountable) Sonic barrier, the sudden increase in drag (resistance) and other effects experienced by moving objects when their speed approaches that of sound or becomes supersonic (which used to be considered a barrier to higher speeds).

(idiomatic) Sleeping still and silently.