Definitions for "Panchromatic"
Film sensitive to the full spectrum of light and Ultra Violet.
or "Pan" - Photographic film sensitive to all visible colors. Pan films record all colors in tones of roughly similarly relative brightness as seen by the eye in the original scene. PANNING blurs the surroundings but keeps your moving subject sharp.
A single band covering a broad range of wavelengths; usually used in context of collecting information from the whole visible spectrum.