pænumbra

A form of penumbra — A partially shaded area around the edges of a shadow, especially an eclipse.

Meanings

nounpænumbra (plural not attested)
  1. no pluralobsoleterareObsolete and rare spelling of penumbra.

    An Atom and a Molecule were taking a drive one afternoon in the pænumbra of the Kosmos.

    1884 May 22, “Varieties”, in The Present Age. A Weekly Journal of Civilization., volume III, number 21 (whole 103), Chicago, Ill.: J. Fred Waggoner Company, page 289
    3 more examples

    It was the pænumbra which surrounded the bright nucleus of a faith in a “God who is love.”

    1868 February 1, Frederic Seebohm, “On the Christian Hypothesis, and the Method of Its Verification”, in The Fortnightly Review, volume III (new series; volume IX, old series), number XIV, London: Chapman and Hall, page 185

    These ideas have in recent days received such a thorough support from English workers that the formulæ of Ehrlich are, for a time at least, entering the pænumbra of an eclipse.

    1907 March 23, Jonathan Wright, “The Physical Processes of Immunity and Infection”, in New York Medical Journal: A Weekly Review of Medicine, volume LXXXV, New York: A. R. Elliott Publishing Co., page 538

    And every image carries with it a pænumbra, or halo, of feeling which is also the ghost of an original emotional experience.

    1922, Albert Edward Bailey, “Pictures and Children”, in The Use of Art in Religious Education (The Abingdon Religious Education Texts), New York; Cincinnati: The Abingdon Press, page 42
Cite this entry
APA

pænumbra. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/p%C3%A6numbra

MLA

“pænumbra.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/p%C3%A6numbra. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “pænumbra,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/p%C3%A6numbra.

Source: pænumbra on Wiktionary, CC BY-SA 4.0.