ylem

(ī′ləm)

noun

in some theories of cosmogony, the primordial material substance from which all the elements are supposed to have been derived

Origin: ME < MFr ilem < ? ML hylem, acc. of hyle, matter, orig., wood < Gr hylē

See ylem in American Heritage Dictionary 4

noun

A form of matter hypothesized by proponents of the big bang theory to have existed before the formation of the chemical elements.

Origin:

Origin: Middle English, universal matter

Origin: , from Old French ilem

Origin: , from Medieval Latin hȳlem

Origin: , accusative of hȳlē, matter

Origin: , from Greek hūlē

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