Quick Definition
Δίδυμος, ου, ὁ n.m. the Twin, Didymus, Thomas
Strong's Definition
prolongation from 1364; double, i.e. twin; Didymus, a Christian
KJV Usage: Didymus
UBS Dictionary of the Greek New Testament
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
δίδυμος, τη: -ov, and -os, -ov, twofold, twain, (double, Hom. Od. 19, 227; as τρίδυμος triple, τετράδυμος quadruple, ἑπτάδυμος) ; hence twin (se. παῖς, as τρίδυμοι παῖδες. viol, Germ. Drillinge, three born at a birth), Hebr. oxn, a surname of the apostle Thomas [ef. Luthardt on the first of the foll. pass.; B.D. s.v. Thomas]: Jn. xi. 16; xx. 24; xxi. 2. (Hom. I]. 23, 641.)
Mounce Concise Greek Dictionary
Δίδυμος Didymos 3x
a twin; Didymus, the Greek equivalent to the name Thomas, Jn. 11:16; 20:24; 21:2*
Abbott-Smith Greek Lexicon
Δίδυμος, -ου, ὁ
(prop. name from δίδυμος, -η, -ον, double, sc. παῖς, twin)
Didymus, surname of the apostle Thomas: Jo 11:16 20:24 21:2.†
Moulton & Milligan — Vocabulary of the Greek NT
δίδυμος. This word has become very familiar to students of the papyri owing to the lengthy correspondence regarding the grievances of the Serapeum Twins, Thaues and Thaus or Taous, that has come to light. Their story has been recon-
Liddell-Scott-Jones — Greek-English Lexicon
Δίδυμος (Didumos) — Twin. δίδῠμος [ῐ], η, ον, also ος, ον variant in [Refs 5th c.BC+] —reduplicate from δύο, double, twofold, [Refs 8th c.BC+] with both hands, [Refs 5th c.BC+]; δ. ἅλς, i. e. the Pontus and Bosporus, [Refs 5th c.BC+]forked, [LXX]; τὸ γλυκύ μοι δ., of a wife, [Refs]
II. twin, δ. κασίγνητος [Refs 5th c.BC+]
III. substantive, δίδυμοι twins, [Refs 8th c.BC+]: of the Twins in the zodiac, [Refs 4th c.BC+]; also δίδυμα, τά, [Refs 5th c.BC+]
III.2. the testicles, [LXX+3rd c.BC+]
III.3. ovaries, [Refs 3rd c.BC+]