Definition of solemn

• a. - Marked with religious rites and pomps; enjoined by, or connected with, religion; sacred.
• a. - Pertaining to a festival; festive; festal.
• a. - Stately; ceremonious; grand.
• a. - Fitted to awaken or express serious reflections; marked by seriousness; serious; grave; devout; as, a solemn promise; solemn earnestness.
• a. - Real; earnest; downright.
• a. - Affectedly grave or serious; as, to put on a solemn face.
• a. - Made in form; ceremonious; as, solemn war; conforming with all legal requirements; as, probate in solemn form.