Harmonious a. : Adapted to each other; having parts proportioned to each other; symmetrical.

Harmonious a. : Acting together to a common end; agreeing in action or feeling; living in peace and friendship; as, an harmonious family.

Harmonious a. : Vocally or musically concordant; agreeably consonant; symphonious.

Example:
Chinese Netizens: How can you project Harmonious face of China on the Internet forums in the run up to 1 Oct?

Taxonomy
Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, Webster Online Dictionary with audio pronunciations, Custom Search, glossary, english, language, ESL, Search, här, adjective, concordant, accord, sentiment, ly, adverb.

Defination from the web:
harmonious from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... 2 : having the parts agreeably related : congruous <blended into a harmonious whole> 3 : marked by accord in sentiment or action. — har·mo·ni ...