Ainda não temos significados para "wane gibbous".
1A " waning gibbous Moon" will already be illuminating the sky, reducing visibility from its normal level.
2With Jupiter rising brightly in the east at dusk, and a waning gibbous moon, nature should be lending a hand as well.
3The moon is in its waning gibbous phase off to the east and will be the only thing in the night sky that outshines it.