Lexical Definition

‎ἄκανθα‎ ákantha (ak'-an-thah) a thorn G:N-F
probably from the same as ‎ἀκμήν‎

thorn.

Usage: 10 forms in 39 verses
Form Translated As     In Verse(s)
ἄκανθαι thorns Matt.13.7Mark.4.7Luke.8.7
ἀκανθῶν thorns Matt.7.16Matt.27.29Luke.6.44Luke.8.7John.19.2
ἀκάνθασ thorns Matt.13.7Matt.13.22Mark.4.7Mark.4.18Luke.8.14Heb.6.8
ακανθών of thorn-bushes LXX.Song.2.2
thorn-bushes LXX.Eccl.7.6
ακάνθησ thorn-bush LXX.Isa.7.25
ακάνθασ Thorn-bushes LXX.Gen.3.18LXX.Exod.22.6LXX.Isa.5.2LXX.Isa.5.4LXX.Jer.12.13
of your thorn-bushes LXX.Ps.58.9
ακάνθαισ in thorn-bushes LXX.Prov.15.19
thorn-bushes LXX.Judg.8.7LXX.Judg.8.16LXX.Ps.118.12LXX.Jer.4.3
άκανθαν thorn LXX.Ps.32.4
thorn-bush LXX.Isa.7.23
άκανθαι Thorn-bushes LXX.Prov.26.9LXX.Hos.9.6LXX.Hos.10.8
άκανθα a thorn LXX.Ezek.28.24
a thorn-bush LXX.2Sam.23.6LXX.Isa.32.13LXX.Isa.33.12
thorn-bush LXX.Isa.5.6LXX.Isa.7.24

Abbott-Smith

ἄκανθα, -ης, ἡ (< ἀκή, a point), [in LXX chiefly for קוֹץ, also for סִיר, שַׁיִת, etc.;]
a prickly plant, thorn, brier; in NT always pl.: Mt 7:16 13:7, 22 27:29, Mk 4:7, 18, Lk 6:44 8:7, 14, Jo 19:2, He 6:8 (v. MM, VGT, s.v.).†

Abbott-Smith References

Book Refs
Matthew 7:16 · 13:7 · 13:22 · 27:29
Mark 4:7 · 4:18
Luke 6:44 · 8:7 · 8:14
John 19:2
Hebrews 6:8

Liddell-Scott-Jones

ἄκανθα-α [ᾰκ], ης, ,

(ἀκή A) thorn, prickle, [Refs 4th c.BC+]

__1 any thorny or prickly plant (in [Refs 8th c.BC+] probably Eryngium campestre), [ἄκανθααι">Refs 5th c.BC+] no thistles, i.e. 'an easy job', [Refs 5th c.BC+] —special kinds: . Ἀραβική smaller milk-thistle, Notobasis syriaca, [Refs 1st c.AD+]; . βασιλική fish-thistle, Cnicus Acarna, [Refs 4th c.BC+]; . Ἰνδική, = Balsamodendron Mukul, [Refs]; . λευκή Acacia albida, [Refs]; ={. βασιλική}, [Refs 1st c.AD+]; . λευκὴ τρίοζος, = Euphorbia antiquorum, [Refs 4th c.BC+]; . ἀκανώδης (probably) cornthistle, Carduus arvensis, [Refs]
__2 of other plants, e.g. Spanish broom, Spartium junceum, [Refs 4th c.BC+]; . μέλαινα Acacia arabica, [LXX+5th c.BC+]; . διψάς, = Acacia tortilis, [Refs 4th c.BC+]
__3 central flowering-bud of χαμαιλέων λευκός,[Refs 1st c.AD+]
__4 ={ἄκανθαος}, Ps.-[Refs 1st c.AD+]
__5 in plural, prickles or spines of the hedgehog and of certain fish, Ion Trag.38, [Refs 4th c.BC+]
__6 backbone or spine of fish, [Refs 5th c.BC+]; of serpents, [Refs 5th c.BC+]; of men, [Refs 5th c.BC+]; improperly used of mammalia, accusative to [Refs 4th c.BC+]; of the spinous processes of the vertebrae, [Refs 2nd c.AD+]; χονδρώδεις . false ribs, [Refs 2nd c.AD+]
__7 metaphorically in plural, thorny questions, [Refs 2nd c.AD+]

LSJ Scripture Refs: LXX.Isa.41.19