Webster's Revised Unabridged Dictionary · 1913

Bombycinous

Bombycinous (bom*bis"i*nus) , adjective

[Latin bombycinus. See Bombazine.]

1.
Silken; made of silk. [Obsolete] — Coles
2.
Being of the color of the silkworm; transparent with a yellow tint. — E. Darwin