HyperDic: ylem

English > 1 sense of the word ylem:
NOUNsubstanceylem(cosmology) the original matter that (according to the big bang theory) existed before the formation of the chemical elements
English > ylem: 1 sense > noun 1, substance
Meaning(cosmology) the original matter that (according to the big bang theory) existed before the formation of the chemical elements.
Categorycosmology, cosmogony, cosmogenyThe branch of astrophysics that studies the origin and evolution and structure of the universe
BroadermatterThat which has mass and occupies space
Spanishylem
Catalanylem

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