1. A boiler that supplies central heating and/or hot water, fitted into a fireplace recess, normally behind a gas fire

Derived forms: back boilers

• fresh fish
• fresh food
• fresh foods
• fresh gale
• fresh start
• fresh-cut
• freshen
• freshen up
• freshener
• fresher
• freshet
• freshly
• freshman
• freshman class
• freshness
• freshwater
• freshwater bass
• freshwater bream
• freshwater clam
• freshwater cordgrass
• freshwater eel
• freshwater fish
• freshwater limpet
• freshwater mussel
• Fresnel