English edit

Etymology edit

improbable +‎ -ly

Adverb edit

improbably (comparative more improbably, superlative most improbably)

  1. In an improbable manner; without probability.
    • 2012, William Matthews, The Tragedy of Arthur[1], University of California Press, page 68:
      [] and two enormous Scottish poems, the Buik of Alexander, which has been improbably ascribed to Barbour, and Sir Gilbert Hay's Buik of Alexander the Conquerour; one nearly complete Prose Life of Alexander and fragments of four others; a stanzaic translation of the Fuerres de Gadres which survives only in a fragment, the Romance of Cassamus, and three separate translations of the Secreta Secretorum.

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