The time when light first appears in the morning; dawn, especially the start of dawn. / (astronomy) The first use of a telescope or other instrument to capture an astronomical image.

After the death of someone. / Taking place after one's own death. / In reference to a work, published after the author's death. / (originally) Born after the death of one's father.

(computing) The automatic booting of a system.

Resembling or characteristic of a typhoon.