multeity

English

From Latin multus (“much, many”).

multeity (usually uncountable, plural multeities)

(rare) manifoldness; multiplicity; the quality of being many.
- 1821 May 4, Samuel Taylor Coleridge, [Letter beginning "Mr. and Mrs. Gillman's kind love […] "]; republished in Letters, Conversations, and Recollections of S. T. Coleridge, volume 1, as 'Letter 17', London: Edward Moxon, 1836, page 197:
  When the whole and the parts are seen at once, as mutually producing and explaining each other, as unity in multeity, there results shapeliness—forma formosa.

(state or condition of being many): manyhood, multipleness; see also Thesaurus:manyness