adj. allowing for the passage of light; transparent
adj. easily understood; clear
the GNU version of the Collaborative International Dictionary of English
adj. Transparent; clear; limpid; translucent; not opaque.
The Century Dictionary and Cyclopedia
Transparent.
Admitting the passage of light, but not properly transparent; translucent; limpid; not opaque; in entomology, transparet, but not necessarily colorless; translucent.
Figuratively, clear; transparent to mental vision.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. transmitting light; able to be seen through with clarity