| Question | Answer |
| BC | Before Christ |
| ISBN | International Standard Book Number |
| ROTC | Reserve Officers Training Corps |
| ATM | Automated Teller Machine |
| PM | Post Meridian |
| SOS | Save Our Souls |
| NATO | North American Treaty Organization |
| PIN | Personal Identification Number |
| OPEC | Organization of Petroleum Exporting Countries |
| ADA | American Dental Association |
| EPA | Environmental Protection Agency |
| PI | Private Investigator |
| POW | Prisoner of War |
| WHO | World Health Organization |
| AM | Ante Meridian |
| ACLU | American Civil Liberties Union |
| CIA | Central Intelligence Agency |
| DNA | Deoxyribose nucleic acid |
| LCD | Liquid Crystal Display |
| SONAR | Sound Navigation Ranging |
| MADD | Mothers Against Drunk Driving |
| SCUBA | Self-Controlled Underwater Breathing Apparatus |
| PC | Personal Computer |
| HMO | Health Maintenance Organization |
| FBI | Federal Bureau of Investigation |
| FAQ | Frequently Asked Questions |
| DAR | Daughters of the American Revolution |
| RAM | Random Access Memory |
| MIA | Missing in Action |
| BBB | Better Business Bureau |
| SIDS | Sudden Infant Death Syndrome |
| AWOL | Absent Without Leave |
| NBA | National Basketball Association |
| AKA | Also known as |
| ROM | Read Only Memory |
| UFO | Unidentified Flying Object |
| NASA | National Aeronautical and Space Administration |
| MVP | Most Valuable Player |
| IQ | Intelligence Quotient |
| AD | Ano Domini |
