actinobolism

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noun

Radiation; emission or projection.

OriginNew Latin actinobolismus ← Koine Greek ἀκτινοβόλος →
First used 17th–18th c.Scrabble 18
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Meanings

nounactinobolism (uncountable)
  1. LateModernobsoleteuncountableRadiation; emission or projection.First known use 17th–18th c.

    Here is the only difference betwixt the Actinobolism of Light and Sounds; that the one is performed in time imperceptible, though not instantaneous: the other in moments distinguishable, which are more or less according to the degrees of distance betwixt the sonant and audient.

    1654, Walter Charleton, A Fabrick of Science Natural, upon the Hypothesis of Atoms […], page 210

Origin

  1. Koine Greekἀκτινοβόλος“emission of rays”
  2. New Latinactinobolismus
  3. Englishactinobolism

Borrowed from New Latin actinobolismus, from Koine Greek ἀκτινοβόλος (aktinobólos, “emission of rays”) + -ismus. Ἀκτινοβόλος is from ἀκτίς (aktís, “ray”) + βόλος (bólos, “a throw”). First attested in the 1650s.

More words from New Latin, Koine Greek

Full word history & related roots →
Cite this entry
APA

actinobolism. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/actinobolism

MLA

“actinobolism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/actinobolism. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “actinobolism,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/actinobolism.

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