Thesmia
or THESMO'PHOROS (Θεσμία, Θεσμοφόρος), that is, " the law-giver," a surname of Demeter and Persephone, in honour of whom the Thesmophoria were celebrated at Athens in the month of Pyanepsion (Hdt. 2.171, 6.16; Aristoph. Thesm. 303), and to whom sanctuaries were also erected at Megara, Troezene, Pheneos, and other places. (Paus. 1.42.7, 2.32.7, 8.15.1, 9.16.3, 10.33, in fin.)
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.