χερμάδιον

ον, Adj., τό
A. large stone, boulder, such as were used for missiles by the heroes of the Il., ὀκριόεν 4.518; μεγάλα 11.265, cf. 14.410; ὁ δὲ χερμάδιον λάβε χειρὶ . . , μέγα ἔργον, ὃ οὐ δύο γ’ ἄνδρε φέροιεν 5.302, 20.285; twice in Od., ἀνδραχθέσι χερμαδίοισι βάλλον, of the Laestrygones, 10.121, cf. 21.371.
II. = χερμάς 1, Aen. Tact.38.6.—Not a Dim. of χερμάς, but neut. of an Adj. χερμάδιος, ον, of the shape or size of a χερμάς, μολύβδαιναι χερμάδιοι leaden balls for arm-exercises, Luc. Lex. 5.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project