Lexical Definition

‎ἄρτι‎ árti (ar'-tee) now G:ADV
adverb from a derivative of ‎αἴρω‎ (compare ‎ἄρτος‎) through the idea of suspension

this day (hour), hence(-forth), here(-after), hither(-to), (even) now, (this) present.

Usage: 2 forms in 38 verses
Form Translated As     In Verse(s)
ἄρτι at present 2Thess.2.71Pet.1.6
now Matt.3.15Matt.11.12Matt.23.39Matt.26.29Matt.26.64John.1.51John.2.10John.5.17John.9.25John.13.19John.13.33John.14.7John.16.12John.16.24John.16.311Cor.4.131Cor.8.71Cor.15.61Cor.16.7Gal.1.91Pet.1.81John.2.9Rev.12.10Rev.14.13
present 1Cor.4.11
presently Matt.9.18Matt.26.53John.9.19John.13.7John.13.371Cor.13.121Cor.13.12Gal.1.10Gal.4.201Thess.3.6
άρτι at present LXX.2Sam.15.37

Abbott-Smith

ἄρτι, adv., [in LXX: Da LXX 9:22 10:11 (עַתָּה), al.;] adv., of coincidence, denoting strictly present time, as contrasted with past or future,
just, just now, this moment: Mt 3:15 9:18 26:53, Jo 13:7, Ga 4:20, I Th 3:6 (v. Lft., Notes, 44; Milligan, in l.), Re 12:10; opp. to past time, Jo 9:19, 25 13:33, I Co 16:7, Ga 1:9, 10; to future, Jo 13:37 16:12, 31, I Co 13:12, II Th 2:7, I Pe 1:6, 8; ἄχρι τῆς ἄ. ὥρας, I Co 4:11; ἕως ἄ., Mt 11:12, Jo 2:10 5:17 16:24, I Co 4:13 8:7 15:6, I Jo 2:9; ἀπ᾽ ἄ., v.s. ἀπάρτι (v. Rutherford, NPhr., 70 f; MM, s.v.).†
SYN.: νῦν, now, "the objective, immediate present; ἤδη, now, already, "the subjective present, with a suggested reference to some other time or to some expectation". (Thayer, 75.)

Abbott-Smith References

Book Refs
Daniel 9:22 · 10:11
Matthew 3:15 · 9:18 · 11:12 · 26:53
John 2:10 · 5:17 · 9:19 · 9:25 · 13:7 · 13:33 · 13:37 · 16:12 · 16:24 · 16:31
1 Corinthians 4:11 · 4:13 · 8:7 · 13:12 · 15:6 · 16:7
Galatians 1:9 · 1:10 · 4:20
1 Thessalonians 3:6
2 Thessalonians 2:7
1 Peter 1:6 · 1:8
1 John 2:9
Revelation 12:10

Liddell-Scott-Jones

ἄρτι [],

adverb just, exactly, of coincidence of Time, just now (not in [Refs 8th c.BC+]

__1 mostly of the present, with present tense, [Refs 6th c.BC+]; opposed to πάλαι, with perfect, τέθνηκεν .[Refs 5th c.BC+]; . ἥκεις πάλα; [Refs 5th c.BC+]; ... νῦν or νῦν.. ., [Refs 5th c.BC+]; later, ={νῦν}, [NT+3rd c.BC+]; . καὶ πρώην to-day and yesterday, i. e. very lately, [Refs 1st c.AD+]; ἕως . till now, [NT+3rd c.AD+]: with substantive, . λόγος[Refs 5th c.BC+]; ἡλικίαν.. τὴν . ἐκ παίδων[NT+5th c.BC+]; . μὲν.. . δὲ.. now.. now.., at one time.. at another.., [Refs 2nd c.AD+]
__2 of the past, just now, with imperfect, . βλάστεσκε uncertain in [Refs 5th c.BC+]: with aorist, λέξας .[Refs 5th c.BC+]; opposed to νῦν, . ἐρρήθη.. νῦν δὲ.. [Refs 5th c.BC+], compare 127c; ἐν τῷ ., opposed to ἐν τῷ νῦν καὶ ἐν τῷ ἔπειτα, [Refs]
__3 in [Refs 4th c.BC+] and later also of the future, just now, presently, [Refs 2nd c.AD+]; also, just at present, πλεύσεις, . δὲ οὔ[Refs 2nd c.AD+] (Perh. cognate with Sanskrit ṛtám 'ordinance', ṛtás 'correct'.)

LSJ Scripture Refs: Gal.1.9Matt.11.121Cor.4.11