Quick Definition
ἆσσον Comp.adv. nearer, close by
Strong's Definition
more nearly, i.e. very near
Derivation: neuter comparative of the base of G1451 (ἐγγύς);
KJV Usage: close
UBS Dictionary of the Greek New Testament
advb.
83.28 · Spacial Positions · At, Beside, Near, Far
very near, as close as possible a position extremely close to another position
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
ἄσσον, adv., nearer, (compar. of ἄγχι near [ef. éyyis]) : Acts xxvii. 13 [here Rec.**’Aac. (or”Aaa. q. v-), Rec?® εἰς ἄσσ., (ef. Tdf. ad loc.) ; but see Meyer]. (Hom., Hdt., tragic poets; Joseph. antt. 19, 2, 4.)
Mounce Concise Greek Dictionary
ἆσσον asson 1x
nearer; very nigh, close; used as the compar. of ἄγχι, Acts 27:13*
Abbott-Smith Greek Lexicon
* ἆσσον (Rec., after Vg., Ἄσσον), adv. (compar. of ἄγχι, near), nearer: Ac 27:13 (RV, close in shore; v. Bl., § 11, 3; 44, 3; poets, Ion, and late prose).†
Liddell-Scott-Jones — Greek-English Lexicon
ἆσσον (asson) — nearer. ἆσσον (Doric dialect ἄσσιον accusative to [Refs]adverb comparative of ἄγχι:— nearer, especially of hostile approach, ἆσσον ἴτ᾽[Refs 8th c.BC+]; simply of approach, γυναῖχ᾽ ὁρῶ στείχουσαν ἡμῶν ἆ.[Refs 5th c.BC+]; of a woman, ἥτις ἀνδρῶν ἆ. οὐκ ἐλήλυθεν[Refs 7th c.BC+]: with double comparative, ἕρποντι μᾶλλον ἆσσον[Refs]: superlative ἄσσιστα[Refs 4th c.BC+]
II. hence new comparative ἀσσοτέρω, with or without genitive, [Refs 8th c.BC+]; later comparative adjective ἀσσότερος, ={ἐγγύτερος}, [Refs 4th c.BC+]: superlative adverb ἀσσοτάτω[Refs 1st c.BC+]adjective ἀσσότατος[Refs]