space heater

1. 1.

   heater consisting of a self-contained (usually portable) unit to warm a room

   Broaderheater

   Narrowerelectric heater

Questions about space heater

What does space heater mean?

space heater means "heater consisting of a self-contained (usually portable) unit to warm a room".

Is space heater a common word?

space heater is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.