TIRIDATES III  ., grandson of Phraates IV., lived as a hostage in Rome and was educated there . When the Parthians rebelled against Artabanus II. in A.D . 35 they applied for a king to Tiberius, who sent Tiridates . With the assistance of L . Vitellius Tiridates entered Seleucia, but could not maintain himself long (Tacitus, Ann. vi . 32 sqq.; Dio Cass. lviii . 26) . The name Tiridates is also borne by some local kings of Persis, and by some Arsacid kings of Armenia and Georgia . The best known of the Armenian kings is the TIRIDATES (A.D . 238—314)who was baptized by Gregory the Illuminator (see ARMENIAN CHURCH) . (ED . M.) TIRLEMONT (Flemish Thienen), a town of Belgium in the province of Brabant, 11 m .

S.E. of

Louvain . Pop . (1904), 18,340 . It still preserves its enceinte, 6 m. in circumference . The principal church, Notre Dame du Lac, begun in the 12th and enlarged in the 15th centuries, is still unfinished . The church of St Germain also dates from the 12th century, and contains a fine altar-piece by Wappers . John Bolland, the Jesuit who began the collection of the Acta sanctorum, was born here in 1596 . The principal industries are brewing, soap manufacture and tanning .