Wiktionary
vb. (standard spelling of from=non-Oxford British spelling solemnize English)
WordNet
Usage examples of "solemnise".
Rubygill, with all his plump, sleek, rosy friars, in goodly lines disposed, to solemnise the nuptials of the beautiful Matilda Fitzwater, daughter of the Baron of Arlingford, with the noble Robert Fitz-Ooth, Earl of Locksley and Huntingdon.
Mercy used to say that she saw truth and life enough in one hour that morning to sober and to solemnise and to warn her to set a watch on the door of her lips for all her after-days.
Coloured by the neighbourhood of silence, solemnised by thought or steeled by action, words are still its only means of rising above words.
Murray at its head, the marriage was solemnised under the happiest auspices, 29th July 1565.
Hannah and me to such a beating of eggs, sorting of currants, grating of spices, compounding of Christmas cakes, chopping up of materials for mince-pies, and solemnising of other culinary rites, as words can convey but an inadequate notion of to the uninitiated like you.