δυναμοδύναμις
From LSJ
Χριστὸς ἀνέστη ἐκ νεκρῶν, θανάτῳ θάνατον πατήσας, καὶ τοῖς ἐν τοῖς μνήμασι, ζωὴν χαρισάμενος → Christ is risen from the dead, trampling down death by death, and upon those in the tombs bestowing life
English (LSJ)
εως, ἡ, square multiplied by square, fourth power, Hero Metr.1.17; fourth power of unknown quantity (x4), Dioph. Def.1 (pl.), al.: —hence δῠνᾰμο-δῠνᾰμοστόν, τό, the fraction 1/x4, Id.Def.3, al.
German (Pape)
[Seite 673] ἡ, das Quadrat des Quadrats, Diophant.
Greek (Liddell-Scott)
δῠναμοδύναμις: -εως, ἡ, δύναμις δυνάμεως, π.χ. τὸ τετράγωνον τοῦ τετραγώνου, Διόφαντ. 2.
Spanish (DGE)
-εως, ἡ
mat.
1 elevación a la cuarta potencia Hero Metr.1.17, Hippol.Haer.1.2.9, plu., Dioph.4.1.
2 potencia de potencia del número 81, cuadrado de 9, Anon.Prol.6.6.