| − | According the Cambridge Dictionary, the '''sacrum''' is "a triangle-shaped bone at the base of the lower back above the coccyx (= a small bone at the base of the spine)".<ref>[https://dictionary.cambridge.org/us/dictionary/english/sacrum Sacrum - Cambridge Dictionary]</ref> | + | According the Cambridge Dictionary, the '''sacrum''' is "a triangle-shaped bone at the base of the lower back above the [[coccyx]] (= a small bone at the base of the spine)".<ref>[https://dictionary.cambridge.org/us/dictionary/english/sacrum Sacrum - Cambridge Dictionary]</ref> |