You can use the appropriate citation option from below to add a reference to this page.
| Term | Full Form | Category |
|---|---|---|
| OPERA | Open Process Engine For Reliable Activities | Others |
| OPERA | Option Portfolio for Emissions Reduction Assessment | Others |
| OPERA | Oscillation Project with Emulsion tRacking Apparatus | Others |
| OPERA | Out of Pile Expulsion and Reentry Apparatus | Others |