| ephemerality | (n) the property of lasting for a very short time, Syn. ephemeralness, fleetingness |
| 蜉蝣;蜻蛉 | [かげろう;ふゆう(蜉蝣), kagerou ; fuyuu ( kagerou )] (n) (1) mayfly; ephemeropteran; (2) (ふゆう only) ephemerality (of human life); (3) (かげろう only) (arch) dragonfly; damselfly [Add to Longdo] |