Webster’s Revised Unabridged Dictionary · 1913
Conspiration
Con′spi·ra′tion (kŏn′spĭ·rā′shŭn), n. [F. conspiration, L. conspiratio.] Agreement or concurrence for some end or purpose; conspiracy. [R.]
As soon as it was day, certain Jews made a conspiration. Udall.
In our natural body every part has a nacassary sympathy with every other, and all together form, by their harmonious onspiration, a healthy whole. Sir W. Hamilton.