Definify.com

Webster 1913 Edition

(s?-?n′?-f?l)

Noun.

[Gr.

κύανοσ

a dark blue substance +

φύλλον

leaf.]

(Bot.)

A blue coloring matter supposed by some to be one of the component parts of chlorophyll.

cyanophyll ‎(uncountable)

(botany) A blue pigment supposed by some to be one of the component parts of chlorophyll.