noun

heater

heater, furnace

The room was cold, so I turned on the heater.

The room was cold, so I turned on the heater.

We need a new water heater for the bathroom.

We need a new water heater for the bathroom.

((a/the heater)) a device for heating sth. The heater keeps the room warm.

Synonyms: radiator, stove, furnace

From the word 'heat' plus the agent suffix '-er', meaning 'a thing that heats'.

Think of something that makes things 'hotter'. The '-er' ending often signifies a person or thing that does an action.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.