δαμάτειρα
From LSJ
ἀσκέειν, περὶ τὰ νουσήματα, δύο, ὠφελέειν, ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
English (LSJ)
[μᾰ], ἡ, fem. of δαμαντήρ, AP11.403 (Luc.).
German (Pape)
[Seite 521] ἡ, Bändigerin, Luc. ep. 27 (XI, 403).