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Ray·on·ism

(rāə-nĭz′əm)

A style of abstract painting allied to futurism, developed about 1911, in which forms are depicted as emitting rays of light.

[French rayonisme, from rayon, ray (translation of Russian luchizm, from luch, ray); see RAYON.]

Rayon·ist adj. & n.

Ray′on·istic adj.

Indo-European & Semitic Roots Appendices

Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:

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Semitic Roots

The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.

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