the GNU version of the Collaborative International Dictionary of English
adj. Without color; not distinguished by any hue; transparent; ; a colorless gas.
adj. Free from any manifestation of partial or peculiar sentiment or feeling; not disclosing likes, dislikes, prejudice, etc..
adj. having lost its normal color.
The Century Dictionary and Cyclopedia
Destitute of color; not distinguished by any hue; transparent, blanched, or entirely white: as, colorless water, glass, or gas; colorless cheeks or hair.
In botany: Having no other color than green.
Pale or hyaline. Jackson, Glossary.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. lacking in variety and interest
adj. weak in color; not colorful
Word Usage
"We know Adam Smith as we know the ancients, in colorless stone."