- δίδυμος
- δίδυμοςGrammatical information: adj.Meaning: `double', subst. pl. `twins' (Il.), `testicles' (LXX).Dialectal forms: Myc. Didumo \/Didumōi\/ PN.Derivatives: διδυμᾱ́ονε du., dat. pl. -οσιν `twins' (Hom.), in Nonn. in plur. and sing. as adj. = δίδυμος; lengthened δίδυμος after ὀπάων (Chantr. Form. 163, Schwyzer 521); διδύμιος = δίδυμος (Sammelb. 1068); διδύμια, διδυμαῖα pl. medic. `testicles etc.' (Hp.); διδυμωτός `forked' (Cyran.); Διδυμών month name in Alexandria (Ptol.). - διδυμότης `duality' (Pl.). - Denomin. διδυμεύω `bear twins' (LXX). - διδυμᾱ-τόκος, -η- `bearing twins' (Theoc.) with compositional (metrical) lengthening for διδυμο-τόκος (Arist.), from which διδυμη-τοκέω (-ο-).Origin: IE [Indo-European] [228] *du̯i-du-Etymology: Reduplication from δύο with μο-suffix (ἔτυμος); cf. ἀμφί-δυμος `double' (δ 847). Analogical formations like τρί-δυμος (D. H.) show that δίδυμος was connected at least later with δίς `twice'. - Cf. also Gonda Reflexions on the numerals "one" and "two" 48.Page in Frisk: 1,387
Greek-English etymological dictionary (Ελληνικά-Αγγλικά ετυμολογική λεξικό). Robert S.P.. 2010.