Definitions for "Filum terminale"
nonnervous fibrous tissue of the spinal cord; it extends inferiorly from the conus medullaris to the coccyx
(L. filum, thread): Thread-like filament of pia mater within the lumbar cistern extending from the end of the spinal cord to the coccyx.
A small fibrous thread extending from the low end of the spinal cord at the L1 level often as far as the sacrum.