(trigonometry, signal processing) A periodically oscillating waveform as described by the sine function, possibly multiplied by some amplitude, shifted by some phase, and translated by an additive constant.

(physics) Electromagnetic radiation, such as light and radio waves.

(physics) A wave that can be modulated, either in amplitude, frequency, or phase, to carry or transmit images, music, speech, or other signals.

(idiomatic) A period of exceptionally hot weather. / (US, weather broadcasting) Three consecutive days with daytime high temperature of 90 degrees Fahrenheit or higher.

(neurology) An electrical signal produced by the brain while the subject mentally active.

(finance) A wave pattern used in some forms of technical analysis of securities prices.

A short watercraft seating one rider, propelled by a two-ended paddle, designed for surfing waves.

(physics) a wave that is not bounded by a given space, but can propagate freely / (physics) a wave in which the vibration is in the direction of propagation; a longitudinal wave

A deep artificial wave in the hair produced by heated curling tongs.

A type of electrical activity in the brain; a brain wave with a frequency of 4-8 hertz.