| Acronym | Meaning |
![](file.png) | YI | Serbia And Montenegro (deprecated FIPS 10-4 Country Code |
![](file.png) | YI | Yiddish Language (ISO 639-1 Code) |
![](file.png) | YI | Yobi |
![](file.png) | YID | Yiddish Language (ISO 639-2 Code) |
![](file.png) | YIPPIE | Youth International Party + Suffix |
![](file.png) | YJ | Yoctojoule |
![](file.png) | YJ | Yottajoule |
![](file.png) | YK | Yoctokelvin |
![](file.png) | YK | Yottakelvin |
![](file.png) | YL | Yoctolitre |
![](file.png) | YL | Yottalitre |
![](file.png) | YM | Yemen (FIPS 10-4 Country Code) -Your Magazine (originally Young Miss |
![](file.png) | YM | Yoctometre |
![](file.png) | YM | Yottametre |
![](file.png) | YMCA | Young Men's Christian Association |
![](file.png) | YMD | People's Democratic Republic Of Yemen (ISO 3166 Trigram |
![](file.png) | YMMV | Your Mileage May Vary |
![](file.png) | YN | Yoctonewton |
![](file.png) | YN | Yottanewton |
![](file.png) | YO | Former Yugoslavia (NATO Country Code |
![](file.png) | YO | Yoruba Language (ISO 639-1 Code) |
![](file.png) | YOR | Yoruba Language (ISO 639-2 Code) |
![](file.png) | YPA | Yards Per Pass Attempt (football Statistic) |
![](file.png) | YS | Yoctosecond |
![](file.png) | YS | Yoctosiemens |
![](file.png) | YS | Yottasecond |
![](file.png) | YS | Yottasiemens |
![](file.png) | YSA | Youth Service America - Young Socialist Alliance |
![](file.png) | YSI | Young Scots For Independence |
![](file.png) | YT | Mayotte (ISO 3166 Digram) - Yottatesla - Yukon Territory (postal Symbol) |
![](file.png) | YT | Yoctotesla |
![](file.png) | YTD | Year-To-Date |
![](file.png) | YTM | Yield To Maturity |
![](file.png) | YTS | Youth Training Scheme |
![](file.png) | YU | York University -former Yugoslavia (ISO 3166 Digram |
![](file.png) | YUG | Former Yugoslavia (ISO 3166 Trigram |
![](file.png) | YUPPIE | Young Urban Professional + Suffix |
![](file.png) | YV | Yoctovolt |
![](file.png) | YV | Yottavolt |
![](file.png) | YW | Yoctowatt |
![](file.png) | YW | Yottawatt |
![](file.png) | YWCA | Young Women's Christian Association |
![](file.png) | YYH | YuYu Hakusho |
![](file.png) | Z | Zepto |
![](file.png) | Z | Zetta |
![](file.png) | ZA | South Africa (ISO 3166 Digram) - Zambia (FIPS 10-4 Country Code) - Zettaampere |
![](file.png) | ZA | Zeptoampere |
![](file.png) | ZA | Zhuang Language (ISO 639-1 Code) |
![](file.png) | ZAF | South Africa (ISO 3166 Trigram) |
![](file.png) | ZAMS | Zero Age Main Sequence |