D defs.my
Entry 1 sense Webster, 1913

Tironian

· Ti·ro·ni·an · IPA /taɪˈɹoʊ.ni.ən/
01 a. Of or pertaining to Tiro, or a system of shorthand said to have been introduced by him into ancient Rome.
  1. 1.
    Of or pertaining to Tiro, or a system of shorthand said to have been introduced by him into ancient Rome.