Lexical Definition

‎ὑάκινθος‎ hyákinthos (hoo-ak'-in-thos) hyacinth G:N-M
of uncertain derivation

jacinth.

Usage: 6 forms in 37 verses
Form Translated As     In Verse(s)
ὑάκινθοσ jacinth Rev.21.20
υακίνθω blue LXX.Exod.38.23LXX.Exod.39.3LXX.2Chr.2.14LXX.Isa.3.23
υακίνθου blue LXX.Exod.26.1LXX.Exod.26.31LXX.Exod.26.36LXX.Exod.27.16LXX.Exod.28.8LXX.Exod.28.15LXX.Exod.28.28LXX.Exod.28.33LXX.Exod.28.37LXX.Exod.36.8LXX.Exod.36.35LXX.Exod.36.37LXX.Exod.38.18LXX.Exod.39.2LXX.Exod.39.5LXX.Exod.39.8LXX.Exod.39.21LXX.Exod.39.24LXX.Exod.39.29LXX.2Chr.3.14
υακίνθη blue LXX.2Chr.2.7
υάκινθοσ in blue LXX.Ezek.27.7
of blue LXX.Exod.35.23
υάκινθον blue LXX.Exod.25.4LXX.Exod.28.5LXX.Exod.31.4LXX.Exod.35.6LXX.Exod.35.25LXX.Exod.39.1LXX.Jer.10.9LXX.Ezek.16.10
of blue LXX.Ezek.27.24

Abbott-Smith

ὑακίνθος, -ου, ό [in LXX chiefly for תְּכֵלֶת ;]
hyacinth;
(a) in cl., a flower, prob. the dark blue iris;
(b) in late writers, a precious stone of the same colour, perhaps the sapphire: Re 21:20 (Phil., FlJ, al.).†

Abbott-Smith References

Book Refs
Revelation 21:20

Liddell-Scott-Jones

ὑάκινθος [ῠᾰ], ,

Hyacinthus, a Laconian youth, beloved by Apollo, who killed him by an unlucky cast of the discus, [Refs 5th c.BC+]

__B as appellative,
__B.I ὑάκινθος, , [Refs 8th c.BC+]; but in [Refs 7th c.BC+]:—wild hyacinth, bluebell, Scilla bifolia, [Refs 8th c.BC+]
__B.I.2 blue larkspur, Delphinium Ajacis, . σπαρτή [Refs 4th c.BC+]; said to have sprung up from the blood of Hyacinthus or (accusative to others) of Telamonian Ajax: and the ancients thought they could decipher on the petals the initial letters AI, or the interj. AIAI,[Refs 2nd c.BC+]; hence the epithets γραπτά [Refs 3rd c.BC+]
__B.I.3 . πορφυρέη, probably Lilium Martagon, [Refs 3rd c.BC+]
__B.II ὑάκινθος, [Refs 1st c.AD+]:—a precious stone, of blue colour [Refs 1st c.AD+], perhaps aquamarine, [NT+1st c.AD+]
__B.III name of a blue colour, [Refs 1st c.AD+]; blue stuff, [LXX+1st c.AD+]

LSJ Scripture Refs: LXX.Exod.28.8