thecal sac
[ thee-kuh l sak ]
/ ˈθi kəl ˈsæk /
noun Anatomy.
the loose membrane covering the spinal cord and containing cerebrospinal fluid; the spinal theca.
Origin of thecal sac
First recorded in 1910–15
Words nearby thecal sac
theca,
theca cordis,
theca folliculi,
theca-cell tumor,
thecal,
thecal sac,
thecate,
thecitis,
thecium,
thecodont,
thecoma