Quick Definition
νηφαλέος, α, ον Adj sober, temperate
Strong's Definition
from 3525; sober, i.e. (figuratively) circumspect
KJV Usage: sober
UBS Dictionary of the Greek New Testament
adjc. | -α, -ον | νήφω
88.87 · Moral and Ethical Qualities and Related Behavior · Self-Control, Lack of Self-Control
sober, restrained (derivative of νήφω[b] ‘to be restrained,’ 88.86) pertaining to behaving in a sober, restrained manner In a number of languages νηφάλιος may be idiomatically rendered as ‘one who holds himself in’ or ‘one who always has a halter on himself.’
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
νηφάλεος (so Rec. in 1 Tim. iii. 2, 11, [where Ree.t= τλαιος], after a later form) and νηφάλιος [alone well attested” (Hort)], -ov, (in Grk. auth. generally of three term.; fr. νήφω), sober, temperate; abstaining from wine, either entirely (Joseph. antt. 3, 12, 2) or at least from its immoderate use: 1 Tim. iii. 2,11; Tit.ii. 2. (In prof. auth., esp. Aeschyl. and Plut., of things free from all infusion or addition of wine, as vessels, offerings, etc.)
Mounce Concise Greek Dictionary
νηφάλιος nēphalios 3x
somber, temperate, abstinent in respect to wine, etc.; in NT met., vigilant, circumspect, self-controlled, 1 Tim. 3:2, 11; Tit. 2:2*
Abbott-Smith Greek Lexicon
* νηφάλιος (-λεος, Rec., in I Ti 3:2, 11), -ον (in cl., -α, -ον),
(< νήφω),
in cl., of drink, not mixed with wine.
In later writers (Plut., al.), of persons, sober, temperate: I Ti 3:2, 11, Tit 2:2.†
Liddell-Scott-Jones — Greek-English Lexicon
νηφαλέος (nēphaleos) — sober. νηφᾰλ-έος, α, ον, ={νηφάλιος}, Hdn.Gr. 2.908, +others; ={σώφρων}, [Refs 8th c.BC+] adverb -έως sanely, ξυντελέσαι δόμον [Refs 2nd c.AD+]