Wet offset printing

An indirect lithographic printing process where a flat printing plate prints onto a rubber blanket that transfers the image onto the paper. The printing plate must be moistened with water before it is inked, with the water adhering to the non-image area.

Wearable technology

A category of electronic devices that can be worn as accessories, embedded in clothing, implanted in the user’s body, or even tattooed on the skin.


A continous roll of flexible material, usually paper, foil, film or laminate in a roll form.


A property of electromagnetic radiation that denotes the distance between waves of light.

Wavelet transform

A mathematical means for performing a signal analysis when signal frequency varies over time.