ἀντιμάχησις
From LSJ
Ἡ δὲ Σελήνη γενομένη μὲν ἐκ τῆς ἀντανακλάσεως τοῦ ἡλιακοῦ φωτὸς → the moon having been made from the reflection of sunlight (Vettius Valens, Anthologies 1.14)
English (LSJ)
εως, ἡ,
A conflict, struggle, ἐπ' ἀλλήλοις D.H.8.58.
German (Pape)
[Seite 255] ἡ, das Gegenkämpfen, Dion. Hal. 8, 58 im plur.