round·house 
(roundhous′)
(roundhous′)n.
1. A usually circular or semicircular building constructed around a central turntable and used for housing and switching locomotives.
2. Nautical A cabin on the after part of the quarterdeck of a ship.
3. Games A meld of four kings and four queens in pinochle.
4. Sports A punch or kick delivered with a sweeping movement from one side.
- popular front
- popularity
- popularization
- popularize
- popularizer
- popularly
- populate
- population
- population explosion
- population genetics
- population inversion
- populism
- populist
- Populist Party
- populous
- populously
- populousness
- Populuxe
- pop-under
- pop-up
- pop wine
- porbeagle
- porcelain
- porcelain enamel
- porcelaneous