sacral Syllabification: (sa·cral)Pronunciation: /ˈsakrəl, ˈsā-/Definition of sacral adjective [attributive] 1of, for, or relating to sacred rites or symbols:sacral horns of a Minoan type 2 Anatomy of or relating to the sacrum. Derivatives sacralityPronunciation: /sāˈkralətē, sə-/ noun sacral (sense 1).sacral in other Oxford dictionaries Definition of sacral in the British & World English dictionary