1. SYN: frontal bone. 2. One of the two most widely separated points on the coronal suture at the poles of the greatest frontal diameter. [L. neuter of coronalis, pertaining to a corona, crown]
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cor·o·nale .kȯr-ə-'nal-(.)ē, -'nāl-, -'näl- n the point of the coronal suture marking the greatest diameter of the frontal bone
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co·ro·na·le (kor-o-naґle) 1. the point of the coronal suture at the end of the maximum frontal diameter. 2. os frontale.Medical dictionary. 2011.