| Word | Definitions | Synonyms |
|---|---|---|
| ambulacral | (adjective) pertaining to the ambulacra of radial echinoderms | - |
| lumbosacral | (adjective) of or relating to or near the small of the back and the back part of the pelvis between the hips | - |
| sacral | (adjective) of or relating to or near the sacrum | - |
| (adjective) of or relating to sacred rites | - |