illuminable, a.
(ɪˈl(j)uːmɪnəb(ə)l)
[ad. L. illūminābil-is, f. illūmināre: see illumine v. + -able.]
Capable of being illumined or illuminated.
| 1730–6 Bailey (folio), Illuminable, capable of being enlightened. 1891 H. Jones Browning 250 A drench of utter dark not illuminable by white. |