Quick Definition
having three stories, the third story
Strong's Definition
a third roof (story)
Derivation: neuter of a compound of G5140 (τρεῖς) and G4721 (στέγη) as noun;
KJV Usage: third loft
Thayer's Greek Lexicon
τρίστεγος, τρίστεγον (τρεῖς and στέγη), hating three roofs or stories: Dionysius Halicarnassus 3, 68; (Josephus, b. j. 5, 5, 5); τό τρίστεγον, the third story, Act_20:9 (Gen_6:16 Symm.); ἡ τριστεγη, Artemidorus Daldianus, oneir. 4, 46.
Mounce Concise Greek Dictionary
τρίστεγον tristegon 1x
the third floor, third story, Act_20:9
Abbott-Smith Greek Lexicon
**† τρίστεγος , -ον (τρεῖς , στέγη ),
[in Sm .: Gen_6:17 (16), Eze_42:6 * ;]
of three stories: τὸ τ . ( sc . ὄκημα ),
the third story, Act_20:9 ( Dion ., FlJ , al. ).†
Moulton & Milligan — Vocabulary of the Greek NT
τρίστεγος (~ τρίστεγον ) [page 642]
of three stories ( Act_20:9 ). To the i/A.D. warrant for this word in P Oxy I. 99 .5 (A.D. 55) μέρος ἥμισυ τῆς ὑπαρχούσης αὐτῷ μητρικῆς οἰκία [ς ] τριστέγου , one half of a three-storeyed house inherited from his mother (cf. .15 ), and ib . VIII. 1105 .9 (A.D. 81 96) μερῶν τριῶν ἀπὸ μερῶν πέντε οἰκίας τριστέκου ( l . τριστέγου ), three-fifths of a three-storeyed house (Ed.) : add ib . I. 75 .18 (A.D. 129) and from A.D. 212, P Lond 1164 ( e ) .7 (= III. p. 160) οἰκίας τριστέγου , This last papyrus shows us the corresponding forms δίστεγος and μονόστεγος .
STEPBible — Tyndale Abridged Greek Lexicon
τρίστεγος, -ον (τρεῖς, στέγη)
[in Sm.: Gen.6:17(16), Eze.42:6 * ;]
of three stories: τὸ τ. (sc. ὄκημα),
the third story, Act.20:9 (Dion., FlJ, al.).†
(AS)