This is the 10892nd most frequent Spanish word.
destapado
Uncovered; open; cleared.
In this sentence, 'destapado' describes the jar as being without a cover or lid, implying that it has been opened.
El frasco está destapado.
The jar is uncovered.
Here, 'destapado' is used metaphorically to indicate that the sky is clear, as if the clouds, acting as a cover, have been removed.
Después de la tormenta, el cielo quedó destapado y soleado.
After the storm, the sky became clear and sunny.
In this sentence, 'destapado' is employed in a figurative sense to mean that a secret has been revealed or disclosed.