Definition of "ebullient" []

• Zestfully enthusiastic. (adjective)
• Boiling or seeming to boil; bubbling. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "My own vote for best-dressed (and there were several contenders) goes to Caldecott Chair Gratia Banta, truly chic, glamorous and in ebullient in a strapless, shimmering orange gold gown that looked to me like it was made of silk shantung."
• "I called the ebullient Mr. Posner and asked him for advice for the business owner struggling to build a great online reputation."
• "A happy word following a disastrous incident: The Chilean miner "Super Mario" Sepulveda was described as "ebullient," or "showing liveliness and enthusiasm," after he finally emerged from the collapsed mine."