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Webster 1913 Edition

(ŏk-kā′zhŭn-ȧ-b’l)

Adj.

Capable of being occasioned or caused.

Barrow.

Adj.

s as z. That may be caused or occasioned. [Little used.]

occasionable ‎(not comparable)

Capable of being occasioned or caused.
(Can we find and add a quotation of Barrow to this entry?)