| 項目 |
項目 |
| Y |
Y 染色体［Y chromosome］ |
| y |
y軸［y-coordinate axis］ |
| Y.A.［young adult］ |
YAC［Young Astronauts Club］ |
| Yb［ytterbium］ |
YCAT（ワイキャット）［Yokohama City Air Terminal］ |
| yd［yard］ |
YE［Republic of Yemen］ |
| YEG［Edmonton］ |
YEH［Youth Ending Hunger］ |
| YEM［Republic of Yemen］ |
YH［youth hostel］ |
| YHA［Youth Hostels Association］ |
YMCA［Young Men"s Christian Association］ |
| YR［yellow-red］ |
YU［Federal Republic of Yugoslavia］ |
| YUG［Federal Republic of Yugoslavia］ |
yuppie, yuppy（ヤッピー）［young urban professionals］ |
| YVR［Vancouver］ |
YWCA［Young Women"s Christian Association］ |
| YYC［Calgary］ |
YYZ［Toronto］ |