| 略語 | 正式名称 | カテゴリ |
|---|---|---|
| ASAP | As Soon As Possible | General |
| FYI | For Your Information | General |
| BTW | By The Way | General |
| AKA | Also Known As | General |
| ETA | Estimated Time of Arrival | General |
| DIY | Do It Yourself | General |
| FAQ | Frequently Asked Questions | General |
| ID | Identification | General |
| PIN | Personal Identification Number | General |
| VIP | Very Important Person | General |
| RSVP | Répondez S'il Vous Plaît (Please Reply) | General |
| PS | Postscript | General |
| AM | Ante Meridiem (Before Noon) | General |
| PM | Post Meridiem (After Noon) | General |
| AD | Anno Domini (In the year of the Lord) | General |
| BC | Before Christ | General |
| etc. | et cetera (and so on) | General |
| vs | Versus (Against) | General |
| aka | Also Known As | General |
| CEO | Chief Executive Officer | Business |
| CFO | Chief Financial Officer | Business |
| COO | Chief Operating Officer | Business |
| CTO | Chief Technology Officer | Business |
| HR | Human Resources | Business |
| ROI | Return on Investment | Business |
| KPI | Key Performance Indicator | Business |
| B2B | Business to Business | Business |
| B2C | Business to Consumer | Business |
| IPO | Initial Public Offering | Business |
| PR | Public Relations | Business |
| R&D | Research and Development | Business |
| SME | Small and Medium Enterprise | Business |
| P&L | Profit and Loss | Business |
| NDA | Non-Disclosure Agreement | Business |
| SLA | Service Level Agreement | Business |
| OKR | Objectives and Key Results | Business |
| API | Application Programming Interface | Tech |
| CPU | Central Processing Unit | Tech |
| GPU | Graphics Processing Unit | Tech |
| RAM | Random Access Memory | Tech |
| OS | Operating System | Tech |
| UI | User Interface | Tech |
| UX | User Experience | Tech |
| URL | Uniform Resource Locator | Tech |
| HTTP | HyperText Transfer Protocol | Tech |
| HTML | HyperText Markup Language | Tech |
| CSS | Cascading Style Sheets | Tech |
| SQL | Structured Query Language | Tech |
| AI | Artificial Intelligence | Tech |
| ML | Machine Learning | Tech |
| SaaS | Software as a Service | Tech |
| IDE | Integrated Development Environment | Tech |
| LAN | Local Area Network | Tech |
| VPN | Virtual Private Network | Tech |
| DNS | Domain Name System | Tech |
| IoT | Internet of Things | Tech |
| PhD | Doctor of Philosophy | Academic |
| MBA | Master of Business Administration | Academic |
| GPA | Grade Point Average | Academic |
| STEM | Science Technology Engineering Mathematics | Academic |
| UNESCO | United Nations Educational Scientific and Cultural Organization | Academic |
| IQ | Intelligence Quotient | Academic |
| SAT | Scholastic Assessment Test | Academic |
| GRE | Graduate Record Examination | Academic |
| CPR | Cardiopulmonary Resuscitation | Medical |
| ER | Emergency Room | Medical |
| ICU | Intensive Care Unit | Medical |
| BMI | Body Mass Index | Medical |
| MRI | Magnetic Resonance Imaging | Medical |
| DNA | Deoxyribonucleic Acid | Medical |
| HIV | Human Immunodeficiency Virus | Medical |
| OTC | Over The Counter | Medical |
| Rx | Prescription | Medical |
| WHO | World Health Organization | Medical |
| DUI | Driving Under the Influence | Legal |
| IP | Intellectual Property | Legal |
| LLC | Limited Liability Company | Legal |
| Ltd | Limited (Company) | Legal |
| Inc | Incorporated | Legal |
| POA | Power of Attorney | Legal |
| TBD | To Be Determined | Legal |
| TBA | To Be Announced | Legal |
略語一覧
一般的な英語の略語・頭字語とその完全な意味をカテゴリ別に整理しています。
よくある質問
Q: 略語とは？
A: 略語は単語やフレーズの短縮形です。頭字語（NASAなど）は略語の一種で、フレーズの各単語の頭文字を組み合わせて1つの単語として発音されます。
Q: 略語と頭字語の違いは？
A: 略語はあらゆる短縮形を指します（例：etc. は et cetera の略）。頭字語は各単語の頭文字を使い、1つの単語として発音される形式（例：NASA、UNESCO）を特に指します。