A short period of very cold weather. / A permanent wave in the hair set by special solutions without the aid of any heating machine.

(physics) A fluctuation in spacetime caused by accelerating mass, which propagates as a wave at the speed of light. / (dated, proscribed) A gravity wave.

A wave that is shoaling, and shallow when it hits land.

(physics, mathematics) A vector whose direction is that of the direction of propagation of a wave, and whose magnitude is inversely proportional to its wavelength

(nautical, surfing) An unexpected, dangerously large wave.

(UK, Ireland, Australia, New Zealand) A phenomenon that primarily occurs at sports events, where the members of the crowd stand up and/or raise their hands in turn, creating the illusion of a wave passing through the crowd.

To perform a Mexican wave.

plural of T-wave

(engineering) Synonym of T-ray

Any of several movements in music and film which are or were considered cutting edge.