θεσμός poet. θεσμά Soph. τίθημι like θέμις, that which is laid down and established, a law, ordinance, Lat. institutum, λέκτροιο θεσμὸν ἵκοντο, i. e. they fulfilled the established law of wedlock, Od.; so in Hdt. and Attic at Athens, Dracoʼs laws were called θεσμοί, because each began with the word θεσμός (cf. θεσμοθέτης) , while Solon.ʼs laws were named νόμοι. an institution, ordinance, as the court of Areopagus, Aesch.; of the great games, Pind.