| ULT | the state or degree of being ultimate |
|---|---|
| ULT | a final peremptory demand |
| ULT | in or of the month preceding the present one |
| ULT | (used of opinions and actions) far beyond the norm |
| ULT | (law) beyond the legal power or authority of a person or official or body etc |
| ULT | beyond the scope or in excess of legal power or authority |
| ULT | a cephalosporin antibiotic (trade name Ultracef) |
| ULT | centrifugation at very high speeds |
| ULT | a high speed centrifuge used to determine the relative molecular masses of large molecules in high polymers and proteins |
| ULT | subject to the action of an ultracentrigue |
| ULT | an extreme conservative |
| ULT | extremely conservative |