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

(neurology) An electrical signal produced by the brain while the subject is relaxed.

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

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

(physics) a collection of waves, travelling together / (physics) a probability wave

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

(physics) The longitudinal wave of pressure that is transmitted through any plastic material; audible sound.

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

(physics) a wave, propagated through a crystal lattice as a result of changes in the spin angular momentum of electrons in the lattice