To dignify or honor by ceremonies; to celebrate; as, to solemnize the birth of Christ. Their choice nobility and flow’r met from all parts to solemnize this feast.

To perform with ritual ceremonies and respect, or according to legal forms; as, to solemnize a marriage.

To peform religiouly once a year.

To make grave, serious and reverential; as, to solemnize the mind for the duties of the sanctuary.