• Webster's Revised Unabridged Dictionary
    • a Tironian Of or pertaining to Tiro, or a system of shorthand said to have been introduced by him into ancient Rome.
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Century Dictionary and Cyclopedia
    • tironian Of or pertaining to Tiro, the learned freedman, pupil, and amanuensis of Cicero.
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Chambers's Twentieth Century Dictionary
    • adj Tironian tī-rō′ni-an pertaining to Tiro, Cicero's amanuensis
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Webster's Revised Unabridged Dictionary
L. Tironianus, fr. Tiro, the learned freedman and amanuensis of Cicero