Bailly
ου (ὁ) [ᾰλ] Tantalos (Tantale) :
1 fils de Zeus, roi de Phrygie, OD.
11, 582 ; PD.
I. 7, 21 ; SOPH.
Ant. 825 ; EUR.
Or. 5 ; PLAT.
Crat. 395 d,
Gorg. 525 e ; LUC.
Nec. 14, etc. ; 2 fils de Thyeste, EUR.
I.A. 1150 ; PAUS.
2, 18, 2 ; 3 autres, THC.
4, 57 ; PLAT.
Prot. 315 c ; LUC.
D. mort. 17, etc.
Étym. inconnue.
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LSJ
ὁ, Tantalus, ancestor of the Pelopidae, Od. 11.582, etc. ; ξυνῆκα γὰρ τοὺς Ταντάλου κήπους τρυγῶν Com.Adesp. 530; — Adj. Ταντάλειος, α, ον, also ος, ον (v. infr.), of or belonging to T., οἱ Τ. ἔκγονοι the descendants of T., E. El. 1176; Πέλοψ ὁ Τ. Id. IT 1, cf. 988, etc. ; τιμωρία Ταντάλειος Poet. ap. Plb. 4.45.6, cf. Ph. 1.512; Τ. δίκας ὑποφέρειν Luc. Am. 53; also ταντάλεος, α, ον, AP 5.235 (Paul. Sil.); τανταλικός, ή, όν, Man. 5.187. (Derived by Pl. from ταλάντατος in reference to his endurance of torment, or from ταλαντεία (τανταλεία codd.) in reference to the story of the rock balanced and tottering over his head, Cra. 395e; by others from his proverbial wealth, τὰ Ταντάλου τάλαντ’ ἐκεῖνα Men. 301.6; cf. τανταλίζω.)
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)