adj. Of or relating to a thread or line; characterized by threads stretched across the field of view.
the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to a thread or line; characterized by threads stretched across the field of view
The Century Dictionary and Cyclopedia
Thread-like; filaceous or filamentous.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. related to or having filaments (especially across a field of view as in the eyepiece of a telescope)
Word Usage
"Over 10,000 filar-micrometer and red light CCD measurements of Mars' north polar cap have been taken over the past 40 years, and they show that it has been shrinking."