Quick Definition
τελειότης, τητος, ἡ n.f. perfectness, perfection
Strong's Definition
from 5046; (the state) completeness (mentally or morally)
KJV Usage: perfection(-ness)
UBS Dictionary of the Greek New Testament
noun, f. | -ητος | τελέω
88.101 · Moral and Ethical Qualities and Related Behavior · Mature Behavior
maturity maturity in thought and behavior
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
τελειότης, τητος, ἡ, (τέλειος, 4. V-), perfection ; a. i. 6. the state of the more intelligent : Heb. vi. 1 [here R.V. mrg. full growth). b. perfection: (τῆς ἀγάπης, Clem. Rom. 1 Cor. 50,1 [where see Harnack]); 8050]. moral and spiritual perfection, Col. iii. 14 [A.V. perfectness], on which pass. see σύνδεσμος, 1. (Prov. xi. 3 Alex.; Judg. ix. 16,19; Sap. vi. 16; xii.17; Clem. Rom. 1 Cor. 53, 5; Plat. deff. p. 412 Ὁ. d.; [Aristot. phys. 3, 6 p. 207%, 21; 8, 7 p. 261", 36]; Antonin. 5, 15.) [ΟΥ̓ reff. s. v. τέλειος, and B. Hartung, Der Begriff der τελειότης im N. T. (4to. Leipz. 1881).]
Mounce Concise Greek Dictionary
τελειότης teleiotēs 2x
completeness, perfectness, Col. 3:14; ripeness of knowledge or practice, maturity, Heb. 6:1*
Abbott-Smith Greek Lexicon
τελειότης, -ητος, ἡ
(< τέλειος), [in LXX: Jg 9:16, 19 (תָּמִים), Pr 11:3 (תֻּמָּה), Wi 6:15 12:17, Je 2:2 * ;]
perfection, completeness: Col 3:14, He 6:1
Moulton & Milligan — Vocabulary of the Greek NT
τελειότης, “perfection, completeness” (Col 313, Heb 61): cf. the magic P Lond 121778 (iii/A.p.) (=I. p. 109) τελειότητος ἀναγκαστικὴ ἀπόρροια. > 66 9 τελευτάω
Liddell-Scott-Jones — Greek-English Lexicon
τελειότης (teleiotēs) — perfection. τελειότης, ητος, ἡ, completeness, perfection, [LXX+5th c.BC+]; ψυχῆς τελεότης [Refs 3rd c.BC+].