| source : web1913 | Arcanum \Ar*ca"num\, n.; pl. {Arcana}. [L., fr. arcanus closed, secret, fr. arca chest, box, fr. arcere to inclose. See {Ark}.] 1. A secret; a mystery; -- generally used in the plural. Inquiries into the arcana of the Godhead. --Warburton. 2. (Med.) A secret remedy; an elixir. --Dunglison. | source : wn | arcanum n : information known only to a special group; "the secret of Cajun cooking" [syn: {secret}] | source : gazetteer | Arcanum, OH (village, FIPS 2330) Location: 39.99155 N, 84.55382 W Population (1990): 1953 (829 housing units) Area: 2.6 sq km (land), 0.0 sq km (water)