Hypertext Webster Gateway: "occasive"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Occasive \Oc*ca"sive\, a. [L. occasivus, fr. occasus a going
down, setting of the heavenly bodies, fr. occidere to fall or
down. See {Occasion}.]
Of or pertaining to the setting sun; falling; descending;
western.
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