Definition availableExact definition Candidate definition
Millibar
mbarcx:mbar · Pressure
1 mbar = 100 Pa.
- Quantity kind
- Pressure
- SI dimension
L^-1 · M · T^-2- Allowed roles
- Scalar
- Unit system / convention
- Other conventions
- Registry code
mbar
Scope and distinctions
Pressure scale only; absolute/gauge reference remains a separate model condition.
Available operations
No converter is linked for this definition yet. You can inspect the definition and its sources.
Verification scope
New UUCE conversion paths have not been CVP-verified or production-attested. An exact unit definition is not a verification claim.
Candidate is a registry lifecycle state. It is not a completed review or CVP verification.
Definition sources
- NIST — NIST Guide to the SI, Appendix B.8
SP 811 online conversion table accessed 2026-10-28
Appendix B.8: Millibar; exact relation distinguished from rounded tabular display
Source checked:Exact definition is distinguished from rounded table entries; no media copied.
Definition and registry versions
- Definition revision
- 1.0.0
- Registry snapshot
- 0.3.0-preview.3 · preview
- Definition lifecycle
- candidate
- Definition owner
- core.metrology
- Definition digest
db6a6a3b8a1bb22fb89995358bb79fbf2c1b17c68a55e20cd89d82253966eddc- Definition dependency digest
8cb789f74326357dd3d3c9691937428391165969631e4faf59cff7ac5d686c90
Digests identify definition content; they are not CVP evidence or production attestations.