sea-level pressure

1. 1.

   the atmospheric pressure reduced by a formula to the pressure at sea level

   Broaderatmospheric pressure

Questions about sea-level pressure

What does sea-level pressure mean?

sea-level pressure means "the atmospheric pressure reduced by a formula to the pressure at sea level".

Is sea-level pressure a common word?

sea-level pressure 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.