| AACPSM | Actual Average Cost Per Successful Mission | In English | |
| ACR | Actual Cost Report | In English | |
| ACRS | Accelerated Cost Recovery System | In English | |
| ACWP | Actual Cost for Work Performed | In English | |
| AMCM | Advanced Missions Cost Model | In English | |
| AOC | Annual Operating Cost | In English | |
| AUC | Average Unit Cost | In English | |
| BCWP | Budget Costs for Work Performed | In English | |
| BCWS | Budgeted Cost for Work Scheduled | In English | |
| BPU | Bordereau de Prix Unitaire | In French | |
| CA | Cost Account | In English | |
| CAA | Cost Account Authorization | In English | |
| CAB | Cost Audit Board | In English | |
| CAM | Cost Account Manager | In English | |
| CAMV | Coût d’Achat des Marchandises Vendues | In French | |
| CAO | Cost Administration Office | In English | |
| CAP | Cost Account Package | In English | → Accounting |
| CAP | Cost Account Plan | In English | |
| CAS | Cost Accounting Standard | In English | → Accounting |
| CASB | Cost Accounting Standards Board | In English | → Standardization → Accounting |
| CASR | Cost And Schedule Reporting | In English | |
| CC | Cost Center | In English | |
| CCP | Cost Control Program | In English | |
| CDSR | Cost Data Summary Report | In English | |
| CE | Cost Element | In English | |
| CEM | Cost Estimating Method | In English | |
| CER | Cost Estimating Relationship | In English | |
| CERC | Centre d'Études des Revenus et des Coûts | In French | |
| CLRB | Cost Limit Review Board | In English | |
| COBA | Cost Benefit Analysis | In French | |
| COCOMO | Constructive Cost Model | In English | |
| COF | Cost Of Facilities | In English | |
| COLA | Cost-Of-Living Adjustment | In English | |
| COSPAC | Cost/Schedule Planning And Control | In English | |
| CPA | Cost Per Action | In English | → 659 |
| CPAF | Cost Plus Award Fee | In English | |
| CPF | Cost Per Flight | In English | → Aeronautics, aircraft → Spaceflight engineering, astronautics |
| CPFF | Cost Plus Fixed Fee | In English | |
| CPIF | Cost Plus Incentive Fee | In English | |
| CPM | Cost and Performance Measurement | In English | |
| CPR | Cost Performance Report | In English | |
| CRAS | Cost Reduction Alternative Study | In English | |
| CRC | Cost Reduction Curve | In English | |
| CRD | Cost Reporting Document | In English | |
| CSCB | Contractor's Summary Cost Breakdown | In English | |
| CSF | Cost Sensitivity Factor | In English | |
| DCP | Development Cost Plan | In English | |
| DMC | Direct Maintenance Cost | In English | → Maintenance and logistics |
| DOC | Direct Operating Cost | In English | |
| DPGF | Décomposition du Prix Global et Forfaitaire | In French | → Civil engineering → Building |
| DQE | Détail Estimatif et Quantitatif | In French | |
| DTLCC | Design To Life Cycle Cost | In English | |
| ECI | Employment Cost Index | In English | → Labour, labour economics |
| EDCAS | Equipment Designer's Cost Analysis System | In English | |
| ETC | Estimated Cost to Complete | In English | |
| FCCP | Firm Contract Cost Proposal | In English | → 3474 |
| FCP | Firm Cost Proposal | In English | |
| FFP | Firm Fixed Price | In English | |
| FFP | Firmed Fixed Price | In English | |
| HCDB | Historical Cost Data Base | In English | |
| IC | Incremental Cost | In English | |
| ICM | Integrated Cost Module | In English | |
| ICMS | Indirect Cost Management System | In English | |
| IO | Industrial Operations | In English | → 33854 |
| IOC | Indirect Operating Cost | In English | |
| LC | Launch Cost | In English | → Spaceflight engineering, astronautics |
| LCC | Life Cycle Cost | In English | |
| LSCA | Logistics Support Cost Analysis | In English | → Maintenance and logistics |
| MAC | Marginal Abatement Cost | In English | |
| MCE | Manpower and Cost Estimate | In English | → Labour, labour economics |
| MCPS | Major Cost Proposal System | In English | |
| MESSOC | Model Evaluation of Space Station Operations Cost | In English | → Spaceflight engineering, astronautics |
| MPC | Material Procurement Cost | In English | → Maintenance and logistics |
| NRC | Nonrecurring Costs | In English | |
| OMSP | Open Market Selling Price | In English | |
| P&E | Pricing and Estimating | In English | |
| PCP | Project Cost Plan | In English | → Management |
| PCRS | Performance and Cost Report System | In English | |
| PCTO | Payload Cost Tradeoff Optimization | In English | |
| PVLA | Purchase Versus Lease Analysis | In English | → 33745 |
| PWS | Pricing Work Statement | In English | |
| RC | Recurring Cost | In English | |
| SDCP | Summary Development Cost Plan | In English | |
| SPC | Shipping and Packing Cost | In English | → Maintenance and logistics |
| SSCM | Space Station Cost Model | In English | → Spaceflight engineering, astronautics |
| STCP | Short-Term Cost Plan | In English | |
| TAC | Total Average Cost | In English | |
| TARTAM | TArif Réglementé Transitoire d'Ajustement du Marché | In French | → Electrical engineering |
| TCM | Target Cost per Mission | In English | |
| TCO | Total Cost of Ownership | In English | |
| TER | Travel Expense Report | In English | |
| TPN | Tarif de Première Nécessité | In French | → Electrical engineering |
| WICOMO | Wang Institute Cost Model | In English | |
| YSC | Yearly Spares Cost | In English |