sacrovertebral sac·ro·ver·te·bral (sāk’rō-vûr’tə-brəl, -vər-tē’brəl, sā’krō-)
Of, relating to, or affecting the sacrum and the vertebrae above it.
noun, plural sacra [sak-ruh, sey-kruh] /ˈsæk rə, ˈseɪ krə/ (Show IPA). Anatomy. 1. a bone resulting from the fusion of two or more vertebrae between the lumbar and the coccygeal regions, in humans being composed usually of five fused vertebrae and forming the posterior wall of the pelvis. noun (pl) -cra (-krə) 1. (in man) […]
SACT sinoatrial conduction time
SACU Southern African Customs Union
adjective, sadder, saddest. 1. affected by unhappiness or grief; sorrowful or mournful: to feel sad because a close friend has moved away. 2. expressive of or characterized by sorrow: sad looks; a sad song. 3. causing sorrow: a sad disappointment; sad news. 4. (of color) somber, dark, or dull; drab. 5. deplorably bad; sorry: a […]