Quick Definition
a cause of terror
Strong's Definition
a frightening thing, i.e. terrific portent
Derivation: neuter of a derivative of G5399 (φοβέω);
KJV Usage: fearful sight
Thayer's Greek Lexicon
φόβητρον (or φοβηθρον (so L Tr WH; see WH's Appendix, p. 149)), φοβητρου, τό (φοβέω), that which strikes terror, a terror (cause of) fright: Luk_21:11. (Plato, Ax., p. 367 a.; Hippocrates, Lucian, others (but always in plural (Liddell and Scott)); for ηΘβΘΰ, Isa_19:17.)
Mounce Concise Greek Dictionary
φόβητρον phobētron 1x
something which inspires terror; terrible sight or event, Luk_21:11
Abbott-Smith Greek Lexicon
φόβητρον
( LTr ., WH , -θρον ), -ου , τό
( <φοβέω ),
[in LXX : Isa_19:17 ( H2283 ) * ;]
that which causes fright, a terror: pl . (as always, exc .Isa, l.c .), Luk_21:11 ( Hipp ., Plat .).†
Moulton & Milligan — Vocabulary of the Greek NT
φόβητρον [page 673]
"that which causes terror," is so read by WH, following BD, in its only occurrence in the NT, Luk. 21:11 : see Blass-Debrunner Gr. § 35. 3. The word is cited by Hobart (p. 161) from Hippocrates Morb. Sacr. 303, as denoting "fearful objects that present themselves to the imagination of the sick."
Liddell-Scott — Intermediate Greek Lexicon
φόβητρον φόβητρον, ου, τό, [Etym: φοβέω] "a scarecrow, terror", in pl. "terrors", Plat. , NTest.
STEPBible — Tyndale Abridged Greek Lexicon
φόβητρον (LTr., WH, -θρον), -ου, τό
(φοβέω), [in LXX: Isa.19:17 (חָגָא) * ;]
that which causes fright, a terror: pl. (as always, exc.Isa, l.with), Luk.21:11 (Hipp., Plat.).†
(AS)