static pressure

https://doi.org/10.1351/goldbook.S05945
The pressure of a fluid at rest or in motion exerted perpendicularly to the direction of flow.
Source:
PAC, 1990, 62, 2167. 'Glossary of atmospheric chemistry terms (Recommendations 1990)' on page 2208 (https://doi.org/10.1351/pac199062112167)