Lexical Definition

‎τέκνον‎ téknon (tek'-non) child ^G:N-N
from the base of ‎τιμωρία‎

child, daughter, son.

• a child (as produced)

Abbott-Smith

τέκνον, -ου, τό (< τίκτω), [in LXX chiefly for בֵּן, also for יֶלֶד, etc. ;]
that which is begotten, born (cf. Scottish bairn), a child of either sex: Mk 13:12, Lk 1:7, Ac 7:5; pl., Mt 7:11, Mk 7:27, Lk 1:17, Eph 6:1, al.; τέκνα ἐπαγγελίας, Ro 9:8; τ. τῆς σαρκός, ib.; in a wider sense (as Heb. בָּנִים), of posterity, Mt 2:18, Lk 3:8, al.; specif., of a male child, Mt 21:28, Ac 21:21, a,l.; in voc. as a form of kindly address from an elder to a junior or from a teacher to a disciple, Mt 9:2 21:28, Mk 2:5, Lk 2:48; τ. μου (= cl. τ. μοι; v. Bl., §37, 5), Ga 4:19 (τεκνία, WH, txt.), II Ti 2:1. Metaph.,
(a) of disciples (apart from direct address, v. supr.): Phm 10, I Ti 1:2, Tit 1:4, III Jo 4;
(b) with reference to the Fatherhood of God (v.s. πατήρ, γεννάω), τέκνα τ. θεοῦ (cf. Is 30:1, Wi 16:21): Ro 8:16, Eph 5:1, Phl 2:15; and esp. in Johannine bks. (cf. Westc, Epp. Jo., 94, 120), Jo 1:12, I Jo 3:1 al.;
(c) of those who imitate others and are therefore regarded as the spiritual offspring of their exemplars: Mt 3:9, Lk 3:8, Jo 8:39, Ro 9:7, I Pe 3:6; τ. διαβόλου, I Jo 3:10;
(d) as in Heb. (LXX, Jl 2:23, Ps 149:2, I Mac 1:38), of the inhabitants of a city: Mt 23:37, Lk 13:34 19:44, Ga 4:25;
(e) with an adjectival gen., freq. rendering a Heb. expression, adopted from LXX or formed on the analogy of its language, but sometimes with parallels in Gk. writers (v. Deiss., BS, 161ff.): τέκνα φωτός, Eph 5:8; τ. ὑπακοῆς, I Pe 1:14; κατάρας, II Pe 2:14; ὀργῆς, Eph 2:3.
SYN.: v.s. παῖς.

Abbott-Smith References

Liddell-Scott-Jones

τέκνον, τό,

(τίκτω,--οὐκ ἔστι μήτηρ ἡ κεκλημένου τέκνου τοκεύς, τροφὸς δὲ.. [Refs 4th c.BC+], child, ἄλοχοι καὶ νήπια τέκνα [Refs 8th c.BC+]; γυναῖκες καὶ τ. [Refs 5th c.BC+], etc.: the singular is used by [Refs 8th c.BC+] only in vocative, as a form of address from elders to their youngers, my son, my child, sometimes with masculine adjective, φίλε τέκνον [Refs 8th c.BC+]: the relative pronoun or Participle sometimes follows in masculine or feminine, [Refs 5th c.BC+]:—the word is used in Prose at Cyrene, [Refs 4th c.BC+] in Attic dialect Prose, [LXX+5th c.BC+]; rare in Comedy texts except in paratragoedic passages, [Refs 5th c.BC+]; in Trag. it is generally used with especially reference to the mother, ὦ τέκνον Νηρῇδος, ὦ παῖ Πηλέως [Refs 5th c.BC+]; Ἀγαμέμνονος παῖ (sic codices) καὶ Κλυταιμήστρας τέκνον [Refs]

__2 of animals,young, [Refs 8th c.BC+]
__3 metaphorically, flowers are γαίας τέκνα [Refs 5th c.BC+]; frogs λιμναῖα κρηνῶν τ. [Refs 5th c.BC+] [The penultimate is long in [Refs 8th c.BC+]; it is occasionally long in Trag.(e.g. [Refs 5th c.BC+], but much more frequently short, as always in old Comedy texts, e.g.[Refs 5th c.BC+], except in mock Tragic passages, e.g.[Refs 5th c.BC+]; but sometimes long in later Comedy texts, [Refs 4th c.BC+]

_{LSJ Scripture Refs: LXX.Gen.3.16}