Quick Definition
σπιλάς, άδος, ἡ n.f. a hidden rock, false teacher
Strong's Definition
of uncertain derivation; a ledge or reef of rock in the sea
KJV Usage: spot (by confusion with 4696)
UBS Dictionary of the Greek New Testament
noun, f. | -άδος | σπιλόω
21.5 · Danger, Risk, Safe, Save · Danger
unseen danger, hidden danger (a figurative extension of meaning of σπιλάς ‘a rock or reef washed by the sea,’ not occurring in the NT) an unrecognized source of danger or peril σπιλάς in JUD 1:12 may also be understood as meaning ‘spot’ or ‘stain’ (see 79.57).
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
σπιλάς, -ados, ἡ, α rock in the sea, ledge or reef, (Hom. Od. 3, 298; 5, 401, and in other poets; Polyb., Diod., Joseph. Ὁ. j. 3, 9, 3); plur. trop. of men who by their conduct damage others morally, wreck them as it were, i. q- oxavdada, [R. V. txt. hidden rocks], Jude 12 [here LT Tr WHread οἱ (se. ὄντες) σπ. Some (so R.V. mrg.) make the word equiv. to the following; see Rutherford as there referred to.]
Mounce Concise Greek Dictionary
σπιλάς spilas 1x
a sharply-cleft portion of rock; in NT a flaw, stigma, Jude 12*
Abbott-Smith Greek Lexicon
* σπιλάς, -άδος, ἡ
(on the gender in Ju, l.c., v. Mayor, Ju., 41),
poët. in cl., a rock or reef over which the sea dashes (Polyb., FlJ, al.). Metaph., of men whose conduct causes danger to others, Ju 12, R, txt. (but v. infr.).
In late writers = σπίλος (q.v.), a spot, stain; metaph., Ju, l.c., R, mg. (cf. Mayor, 41, but v. supr.).†
Moulton & Milligan — Vocabulary of the Greek NT
σπιλάς, found in the NT only in Jude 12, is generally understood as = “rock,” “reef,” in accordance with its poetic classical
Liddell-Scott-Jones — Greek-English Lexicon
σπιλάς (spilas) — reef. σπῐλάς, άδος, ἡ,
__A rock over which the sea dashes (opposed to ὕφαλοι πέτραι in [Refs 8th c.BC+]; ἐφ᾽ ὑψηλαῖς σπιλάδεσσι [Refs 5th c.BC+]; πλαγκταὶ σ. [Refs 3rd c.BC+]; ῥεῖθρον ἀπὸ σ. [Refs 3rd c.BC+]: generally, slab, [Refs 5th c.BC+]; ὧδ᾽ ὑπὸ τὸ σπιλάδος μέλαθρον, i.e. under this tombstone, [Refs]; hollow rock, cave, [Refs 4th c.BC+] __A.II as adjective, stony, or perhaps marly, i.e. γῆ, [Refs 4th c.BC+]
