oversoul

plural oversouls

1. especiallyhuman sciencesA supreme reality or mind; the spiritual unity of all being.

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   The Supreme Critic on all the errors of the past and the present, and the only prophet of that which must be, is that great nature in which we rest, as the earth lies in the soft arms of the atmosphere ; that Unity, that Over-Soul, within which every man's particular being is contained and made one with all other[…]

   1841, Ralph Waldo Emerson, “The Over-Soul”, in Essays: Orations and Lectures, London: William Tegg and Co., published 1848, page 155