This is the 9407th most frequent French word.
disparaîtront
"Disparaîtront" means "will disappear."
In this sentence, 'disparaîtront' indicates a future tense action where the stars are expected to cease being visible due to the arrival of daylight.
Les étoiles disparaîtront à l'aube.
The stars will disappear at dawn.
Here, 'disparaîtront' is used to express a conditional future event, suggesting a consequence of neglecting environmental care.
Si nous ne prenons pas soin de la planète, de nombreuses espèces disparaîtront.
If we do not take care of the planet, many species will disappear.
In this context, 'disparaîtront' describes a gradual process expected to occur in the future as a result of natural forces.