Definitions

1. adjective

relating to or characterized by the absence of a boiler, especially one that uses a water heater or heat pump for heating purposes.

“The house has a boilerless heating system, which is more energy-efficient than traditional boilers.”

2. adjective

not using or requiring a boiler for heating, cooking, or other purposes.

“The company specializes in boilerless water heaters that use solar energy to heat water.”

3. adjective

lacking a boiler or boilers, especially in a building or a system.

“The hotel room had a boilerless shower and a hair dryer.”