1. 
   ceremonious
   [adj] - rigidly formal or bound by convention
   Found op http://www.webdictionary.co.uk/definition.php?query=ceremonious
   
   
2. 
   Ceremonious
   Cer`e·mo'ni·ous adjective [ Confer French cérémonieux , Latin Caerimoniosus .] 1. Consisting of outward forms and rites; ceremonial. [ In this sense ceremonial is now preferred.] « The ceremonious part of H...
   Found op http://www.encyclo.co.uk/webster/C/47
   
   
3. 
   ceremonious
   conventional adjective rigidly formal or bound by convention; `their ceremonious greetings did not seem heartfelt`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=ceremonious
   
   
4. 
   Ceremonious
   • (a.) According to prescribed or customary rules and forms; devoted to forms and ceremonies; formally respectful; punctilious. • (a.) Consisting of outward forms and rites; ceremonial. [In this sense ceremonial is now preferred.]
   Found op http://thinkexist.com/dictionary/meaning/ceremonious/
   
   
5. 
   ceremonious
   1) Conventional 2) Formal 3) Like a solemn observance 4) Rigidly formal or bound by convention
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/ceremonious/1
   
   

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