Definitionen
1.NounBelief in the existence of at least one deity.
2.NounBelief in the existence of a personal creator god, goddess, gods and/or goddesses present and active in the governance and organization of the world and the universe. The God may be known by or through revelation.
3.NounA morbid condition resulting from excessive consumption of tea.
4.Noun↑ William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “theism”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
5.Noun↑ “theism, n.2”, in OED Online , Oxford: Oxford University Press, 2015-03-18.
6.Noun↑ George M. Gould with R. J. E. Scott (1919), “theism”, in The Practitioner's Medical Dictionary, 3rd rev. and enl. edition, Philadelphia, Pa.: P. Blakiston's Son, →OCLC, page 883.