self-registering thermometer

1. 1.

   a thermometer that records the temperature automatically

   Broaderthermometer

Questions about self-registering thermometer

What does self-registering thermometer mean?

self-registering thermometer means "a thermometer that records the temperature automatically".

Is self-registering thermometer a common word?

self-registering thermometer 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.