Dictionary entry

βύσσινος

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

βύσσινος, -η, -ον

(< βύσσος), [in LXX chiefly for שֵׁשׁ, בּוּץ, etc.;]

made of βύσσος, fine linen: Re 18:12, 1619:8, 14.†