(physics) An optical device used to generate multiple beams of light of different frequency

plural of polychromator

Of or pertaining to polychromy; many-colored; polychromatic.

Polychromatic; many-coloured. / (chemistry) Pertaining to, or designating, any one of several acids (known only in their salts) which contain more than one atom of chromium.

Using multiple colours / Executed in the manner of polychromy

(countable) A piece of multicolored pottery. / (chemistry, uncountable) esculin (so called in allusion to its fluorescent solutions)

To paint or dye with multiple colours. / To divide (a dye etc.) into multiple colours.

(inorganic chemistry) A salt or ion composed of multiple chromate groups

Composed of many colours

Strikingly multicolored, as if by polychromy.