| AOR | Authorized Organizational Representative |
| ARCSIM | Advanced Research Computing, Security, and Information Management |
| AY | Academic Year |
| BAA | Broad Agency Announcement |
| CESU | Cooperative Ecosystem Studies Unit |
| CFDA | Catalog of Federal Domestic Assistance |
| CFR | Code of Federal Regulations |
| Co-I | Co-Investigator |
| COI | Conflict of Interest |
| Co-PI | Co-Principal Investigator |
| DFAR | Defense Federal Acquisition Regulation |
| DUNS | Data Universal Numbering System |
| EEOC | Equal Employment Opportunity Commission |
| EO | Executive Order |
| F&A | Facilities and Administrative (rate or cost) (often interchangeable with IDC) |
| FAIN | Federal Award Identification Number |
| FAR | Federal Acquisition Regulation |
| FCOI | Financial Conflict of Interest |
| FDA | Food and Drug Administration |
| FOA | Funding Opportunity Announcement |
| FTRP | Foreign Talent Recruitment Programs |
| IDC | Indirect Cost (often interchangeable with IDC) |
| IP | Intellectual Property |
| IRB | Institutional Review Board |
| LOI | Letter of Intent |
| MFTRP | Malign Foreign Talent Recruitment Programs |
| MTDC | Modified Total Direct Cost |
| NICRA | Negotiation Indirect Cost Rate Agreement |
| NOI | Notice of Intent |
| OPAS | Organizational Prior Approval System |
| ORA | Office of Research Administration |
| ORC | Office of Research Compliance |
| ORD | Office of Research Development |
| OVPRDGS | Office of the Vice President for Research and Dean of the Graduate School |
| PARS | Proposal Approval Routing System |
| PI | Principal Investigator |
| RFA | Request for Applications |
| RFP | Request for Proposal |
| TDC | Total Direct Costs |
| TFFA | Total Federal Funds Awarded |
| UG | Uniform Guidance |
