This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. See power plant.

n. One that possesses great force or energy: She is an editorial powerhouse.

n. Any source of power, energy or strength.

n. a team considered to be the best of its class

n. a highly energetic and indefatigable person

n. an electrical generating station

"The social-networking powerhouse is a couple weeks away from unfurling new privacy settings that let users control who sees each piece of content they post to their profile."

squad    team   

marketplace    competitiveness    knowhow    advisor    heartland