Definition of Ylem

1. Noun. (cosmology) the original matter that (according to the big bang theory) existed before the formation of the chemical elements.

Generic synonyms: Matter
Category relationships: Cosmogeny, Cosmogony, Cosmology



Definition of Ylem

1. Noun. (physics astronomy cosmology now chiefly historical) In the Big Bang theory, the hot and dense plasma of which the cosmos consisted at the time of recombination in an early stage of its expansion and cooling, when the first atoms formed and photons decoupled, the source of the cosmic background radiation. ¹

¹ Source: wiktionary.com

Definition of Ylem

1. hypothetical matter from which the elements are derived [n -S]

Ylem Pictures

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Lexicographical Neighbors of Ylem

yirth
yirths
yis
yite
yites
yive
yixunite
yknowe
yknown
ylaid
ylang-ylang
ylang-ylangs
ylang ylang
ylang ylangs
ylearned
ylem (current term)
ylems
ylid
ylide
ylides
ylids
ylike
ylke
ylkes
yllanraton
yloved
ym-shift
ymade
ymaked
ymarked

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