solemnize

[sol-uh m-nahyz]
verb (used with object), sol·em·nized, sol·em·niz·ing.
  1. to perform the ceremony of (marriage).
  2. to hold or perform (ceremonies, rites, etc.) in due manner.
  3. to observe or commemorate with rites or ceremonies: to solemnize an occasion with prayer.
  4. to go through with ceremony or formality.
  5. to render solemn, serious, or grave; dignify.
verb (used without object), sol·em·nized, sol·em·niz·ing.
  1. to become solemn; conduct oneself with solemnity.
Also especially British, sol·em·nise.

Origin of solemnize

1350–1400; Middle English solempnise < Medieval Latin sōlemnizāre, equivalent to Latin sōlemnis solemn + -izāre -ize
Related formssol·em·ni·za·tion, nounsol·em·niz·er, nounun·sol·em·nized, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for solemnizer

solemnize

solemnise

verb (tr)
  1. to celebrate or observe with rites or formal ceremonies, as a religious occasion
  2. to celebrate or perform the ceremony of (marriage)
  3. to make solemn or serious
  4. to perform or hold (ceremonies, etc) in due manner
Derived Formssolemnization or solemnisation, nounsolemnizer or solemniser, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for solemnizer

solemnize

v.

late 14c., "honor by ceremonies," from Old French solemnisier, from Medieval Latin solemnizare, from Latin solemnis (see solemn). Meaning "render solemn" is from 1726. Related: Solemnized; solemnizing.

Online Etymology Dictionary, © 2010 Douglas Harper