Of, pertaining to or causing the origin of something(adjective)
Primitive, original(adjective)
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Use "originary" in a sentence
"Such a repression, then, can with good reason be called 'originary'."
"The deconstructive approach to literature was marked by a number of signature traits: an aloofness from cause-effect relations, "originary" historical factors, and determinate "intended meanings"; a denial that literature is "about" anything besides reading and writing; a concentration on destabilizing, infinitely regressive linguistic effects; a ponderous coyness about the critic's own immersion in the swirling current of interpretation; a blurring of the line between a given author's metaphors and the critic's own; a dense opacity of style, whereby vague abstractions conjoined to perform a slowly circling Dance of the Elephants; and explicit obeisance to certain prized authorities such as Derrida, Lacan, and de Man, along with the forefathers Nietzsche and Heidegger."
"a kind of originary explosion that simultaneously produces matter as passively receptive to form and keeps any form, even the quasi-eternal "heaven of heavens," from being truly eternal and unchanging (since the "heaven of heavens" has, after all, undergone the greatest change of all: that from non-existence to existence)."